Home / 856,106.70-1,181,426.76-474,133.12

Finding the Fourth Proportional to 856,106.70, 1,181,426.76 and 474,133.12

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Solution

The fourth proportional to 856,106.70, 1,181,426.76 and 474,133.12 is: 654,303.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,106.70 : 1,181,426.76 = 474,133.12 : x
  2. Step 2: Convert to fraction form
    856,106.70/1,181,426.76 = 474,133.12/x
  3. Step 3: Cross multiply
    856,106.70x = 1,181,426.76 × 474,133.12
  4. Step 4: Simplify right side
    856,106.70x = 560,153,555,770.29
  5. Step 5: Solve for x
    x = 560,153,555,770.29/856,106.70
  6. Step 6: Final answer
    x = 654,303.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.