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Finding the Fourth Proportional to 297,217.68, 410,153.40 and 169,892.16

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Solution

The fourth proportional to 297,217.68, 410,153.40 and 169,892.16 is: 234,447.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,217.68 : 410,153.40 = 169,892.16 : x
  2. Step 2: Convert to fraction form
    297,217.68/410,153.40 = 169,892.16/x
  3. Step 3: Cross multiply
    297,217.68x = 410,153.40 × 169,892.16
  4. Step 4: Simplify right side
    297,217.68x = 69,681,847,057.34
  5. Step 5: Solve for x
    x = 69,681,847,057.34/297,217.68
  6. Step 6: Final answer
    x = 234,447.18

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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.