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Finding the Fourth Proportional to 242,527.68, 363,792.96 and 84,645.72

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Solution

The fourth proportional to 242,527.68, 363,792.96 and 84,645.72 is: 126,969.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,527.68 : 363,792.96 = 84,645.72 : x
  2. Step 2: Convert to fraction form
    242,527.68/363,792.96 = 84,645.72/x
  3. Step 3: Cross multiply
    242,527.68x = 363,792.96 × 84,645.72
  4. Step 4: Simplify right side
    242,527.68x = 30,793,517,030.13
  5. Step 5: Solve for x
    x = 30,793,517,030.13/242,527.68
  6. Step 6: Final answer
    x = 126,969.08

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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.