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Finding the Fourth Proportional to 537,804.18, 806,517.99 and 158,624.46

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Solution

The fourth proportional to 537,804.18, 806,517.99 and 158,624.46 is: 237,881.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,804.18 : 806,517.99 = 158,624.46 : x
  2. Step 2: Convert to fraction form
    537,804.18/806,517.99 = 158,624.46/x
  3. Step 3: Cross multiply
    537,804.18x = 806,517.99 × 158,624.46
  4. Step 4: Simplify right side
    537,804.18x = 127,933,480,644.04
  5. Step 5: Solve for x
    x = 127,933,480,644.04/537,804.18
  6. Step 6: Final answer
    x = 237,881.16

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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.