Home / 1,226,951.70-1,840,427.55-328,532.10

Finding the Fourth Proportional to 1,226,951.70, 1,840,427.55 and 328,532.10

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Solution

The fourth proportional to 1,226,951.70, 1,840,427.55 and 328,532.10 is: 492,798.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,951.70 : 1,840,427.55 = 328,532.10 : x
  2. Step 2: Convert to fraction form
    1,226,951.70/1,840,427.55 = 328,532.10/x
  3. Step 3: Cross multiply
    1,226,951.70x = 1,840,427.55 × 328,532.10
  4. Step 4: Simplify right side
    1,226,951.70x = 604,639,527,899.36
  5. Step 5: Solve for x
    x = 604,639,527,899.36/1,226,951.70
  6. Step 6: Final answer
    x = 492,798.15

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Double scale
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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.