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Finding the Fourth Proportional to 332,715.96, 459,169.80 and 187,557.48

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Solution

The fourth proportional to 332,715.96, 459,169.80 and 187,557.48 is: 258,841.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,715.96 : 459,169.80 = 187,557.48 : x
  2. Step 2: Convert to fraction form
    332,715.96/459,169.80 = 187,557.48/x
  3. Step 3: Cross multiply
    332,715.96x = 459,169.80 × 187,557.48
  4. Step 4: Simplify right side
    332,715.96x = 86,120,730,580.10
  5. Step 5: Solve for x
    x = 86,120,730,580.10/332,715.96
  6. Step 6: Final answer
    x = 258,841.60

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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.