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Finding the Fourth Proportional to 537,714.11, 806,570.02 and 158,900.87

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Solution

The fourth proportional to 537,714.11, 806,570.02 and 158,900.87 is: 238,350.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,714.11 : 806,570.02 = 158,900.87 : x
  2. Step 2: Convert to fraction form
    537,714.11/806,570.02 = 158,900.87/x
  3. Step 3: Cross multiply
    537,714.11x = 806,570.02 × 158,900.87
  4. Step 4: Simplify right side
    537,714.11x = 128,164,680,108.97
  5. Step 5: Solve for x
    x = 128,164,680,108.97/537,714.11
  6. Step 6: Final answer
    x = 238,350.97

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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.