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Finding the Fourth Proportional to 247,685.01, 341,909.96 and 167,221.53

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Solution

The fourth proportional to 247,685.01, 341,909.96 and 167,221.53 is: 230,836.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,685.01 : 341,909.96 = 167,221.53 : x
  2. Step 2: Convert to fraction form
    247,685.01/341,909.96 = 167,221.53/x
  3. Step 3: Cross multiply
    247,685.01x = 341,909.96 × 167,221.53
  4. Step 4: Simplify right side
    247,685.01x = 57,174,706,737.95
  5. Step 5: Solve for x
    x = 57,174,706,737.95/247,685.01
  6. Step 6: Final answer
    x = 230,836.37

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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.