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Finding the Fourth Proportional to 243,444.34, 365,132.42 and 83,517.62

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Solution

The fourth proportional to 243,444.34, 365,132.42 and 83,517.62 is: 125,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,444.34 : 365,132.42 = 83,517.62 : x
  2. Step 2: Convert to fraction form
    243,444.34/365,132.42 = 83,517.62/x
  3. Step 3: Cross multiply
    243,444.34x = 365,132.42 × 83,517.62
  4. Step 4: Simplify right side
    243,444.34x = 30,494,990,703.24
  5. Step 5: Solve for x
    x = 30,494,990,703.24/243,444.34
  6. Step 6: Final answer
    x = 125,264.73

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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.