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Finding the Fourth Proportional to 466,847.40, 698,715.90 and 410,860.20

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Solution

The fourth proportional to 466,847.40, 698,715.90 and 410,860.20 is: 614,921.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,847.40 : 698,715.90 = 410,860.20 : x
  2. Step 2: Convert to fraction form
    466,847.40/698,715.90 = 410,860.20/x
  3. Step 3: Cross multiply
    466,847.40x = 698,715.90 × 410,860.20
  4. Step 4: Simplify right side
    466,847.40x = 287,074,554,417.18
  5. Step 5: Solve for x
    x = 287,074,554,417.18/466,847.40
  6. Step 6: Final answer
    x = 614,921.61

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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.