Home / 787,632.70-1,181,449.05-366,951.10

Finding the Fourth Proportional to 787,632.70, 1,181,449.05 and 366,951.10

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Solution

The fourth proportional to 787,632.70, 1,181,449.05 and 366,951.10 is: 550,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,632.70 : 1,181,449.05 = 366,951.10 : x
  2. Step 2: Convert to fraction form
    787,632.70/1,181,449.05 = 366,951.10/x
  3. Step 3: Cross multiply
    787,632.70x = 1,181,449.05 × 366,951.10
  4. Step 4: Simplify right side
    787,632.70x = 433,534,028,491.46
  5. Step 5: Solve for x
    x = 433,534,028,491.46/787,632.70
  6. Step 6: Final answer
    x = 550,426.65

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Half scale
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Double scale
Find fourth proportional to 787,633.70, 1,181,450.55 and 366,952.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.