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Finding the Fourth Proportional to 291,526.59, 402,169.24 and 170,593.70

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Solution

The fourth proportional to 291,526.59, 402,169.24 and 170,593.70 is: 235,338.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,526.59 : 402,169.24 = 170,593.70 : x
  2. Step 2: Convert to fraction form
    291,526.59/402,169.24 = 170,593.70/x
  3. Step 3: Cross multiply
    291,526.59x = 402,169.24 × 170,593.70
  4. Step 4: Simplify right side
    291,526.59x = 68,607,536,240.46
  5. Step 5: Solve for x
    x = 68,607,536,240.46/291,526.59
  6. Step 6: Final answer
    x = 235,338.86

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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.