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Finding the Fourth Proportional to 152,344.80, 227,998.80 and 133,682.40

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Solution

The fourth proportional to 152,344.80, 227,998.80 and 133,682.40 is: 200,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,344.80 : 227,998.80 = 133,682.40 : x
  2. Step 2: Convert to fraction form
    152,344.80/227,998.80 = 133,682.40/x
  3. Step 3: Cross multiply
    152,344.80x = 227,998.80 × 133,682.40
  4. Step 4: Simplify right side
    152,344.80x = 30,479,426,781.12
  5. Step 5: Solve for x
    x = 30,479,426,781.12/152,344.80
  6. Step 6: Final answer
    x = 200,068.70

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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.