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Finding the Fourth Proportional to 342,691.56, 514,038.15 and 93,373.56

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Solution

The fourth proportional to 342,691.56, 514,038.15 and 93,373.56 is: 140,060.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,691.56 : 514,038.15 = 93,373.56 : x
  2. Step 2: Convert to fraction form
    342,691.56/514,038.15 = 93,373.56/x
  3. Step 3: Cross multiply
    342,691.56x = 514,038.15 × 93,373.56
  4. Step 4: Simplify right side
    342,691.56x = 47,997,572,041.31
  5. Step 5: Solve for x
    x = 47,997,572,041.31/342,691.56
  6. Step 6: Final answer
    x = 140,060.56

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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.