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Finding the Fourth Proportional to 246,492.73, 369,779.95 and 86,527.17

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Solution

The fourth proportional to 246,492.73, 369,779.95 and 86,527.17 is: 129,805.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,492.73 : 369,779.95 = 86,527.17 : x
  2. Step 2: Convert to fraction form
    246,492.73/369,779.95 = 86,527.17/x
  3. Step 3: Cross multiply
    246,492.73x = 369,779.95 × 86,527.17
  4. Step 4: Simplify right side
    246,492.73x = 31,996,013,304.37
  5. Step 5: Solve for x
    x = 31,996,013,304.37/246,492.73
  6. Step 6: Final answer
    x = 129,805.10

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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.