Home / 783,554.92-1,175,332.38-517,253.04

Finding the Fourth Proportional to 783,554.92, 1,175,332.38 and 517,253.04

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Solution

The fourth proportional to 783,554.92, 1,175,332.38 and 517,253.04 is: 775,879.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    783,554.92 : 1,175,332.38 = 517,253.04 : x
  2. Step 2: Convert to fraction form
    783,554.92/1,175,332.38 = 517,253.04/x
  3. Step 3: Cross multiply
    783,554.92x = 1,175,332.38 × 517,253.04
  4. Step 4: Simplify right side
    783,554.92x = 607,944,246,565.44
  5. Step 5: Solve for x
    x = 607,944,246,565.44/783,554.92
  6. Step 6: Final answer
    x = 775,879.56

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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.