Home / 716,264.25-988,585.05-410,545.55

Finding the Fourth Proportional to 716,264.25, 988,585.05 and 410,545.55

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Solution

The fourth proportional to 716,264.25, 988,585.05 and 410,545.55 is: 566,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,264.25 : 988,585.05 = 410,545.55 : x
  2. Step 2: Convert to fraction form
    716,264.25/988,585.05 = 410,545.55/x
  3. Step 3: Cross multiply
    716,264.25x = 988,585.05 × 410,545.55
  4. Step 4: Simplify right side
    716,264.25x = 405,859,188,131.10
  5. Step 5: Solve for x
    x = 405,859,188,131.10/716,264.25
  6. Step 6: Final answer
    x = 566,633.32

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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.