Home / 930,535.74-1,284,280.65-568,170.90

Finding the Fourth Proportional to 930,535.74, 1,284,280.65 and 568,170.90

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Solution

The fourth proportional to 930,535.74, 1,284,280.65 and 568,170.90 is: 784,162.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,535.74 : 1,284,280.65 = 568,170.90 : x
  2. Step 2: Convert to fraction form
    930,535.74/1,284,280.65 = 568,170.90/x
  3. Step 3: Cross multiply
    930,535.74x = 1,284,280.65 × 568,170.90
  4. Step 4: Simplify right side
    930,535.74x = 729,690,892,763.09
  5. Step 5: Solve for x
    x = 729,690,892,763.09/930,535.74
  6. Step 6: Final answer
    x = 784,162.14

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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.