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Finding the Fourth Proportional to 537,547.40, 806,321.10 and 182,654.60

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Solution

The fourth proportional to 537,547.40, 806,321.10 and 182,654.60 is: 273,981.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,547.40 : 806,321.10 = 182,654.60 : x
  2. Step 2: Convert to fraction form
    537,547.40/806,321.10 = 182,654.60/x
  3. Step 3: Cross multiply
    537,547.40x = 806,321.10 × 182,654.60
  4. Step 4: Simplify right side
    537,547.40x = 147,278,257,992.06
  5. Step 5: Solve for x
    x = 147,278,257,992.06/537,547.40
  6. Step 6: Final answer
    x = 273,981.90

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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.