Home / 969,155.19-1,337,434.22-539,426.09

Finding the Fourth Proportional to 969,155.19, 1,337,434.22 and 539,426.09

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Solution

The fourth proportional to 969,155.19, 1,337,434.22 and 539,426.09 is: 744,408.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,155.19 : 1,337,434.22 = 539,426.09 : x
  2. Step 2: Convert to fraction form
    969,155.19/1,337,434.22 = 539,426.09/x
  3. Step 3: Cross multiply
    969,155.19x = 1,337,434.22 × 539,426.09
  4. Step 4: Simplify right side
    969,155.19x = 721,446,916,618.95
  5. Step 5: Solve for x
    x = 721,446,916,618.95/969,155.19
  6. Step 6: Final answer
    x = 744,408.04

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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.