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Finding the Fourth Proportional to 269,699.61, 404,444.17 and 101,127.98

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Solution

The fourth proportional to 269,699.61, 404,444.17 and 101,127.98 is: 151,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,699.61 : 404,444.17 = 101,127.98 : x
  2. Step 2: Convert to fraction form
    269,699.61/404,444.17 = 101,127.98/x
  3. Step 3: Cross multiply
    269,699.61x = 404,444.17 × 101,127.98
  4. Step 4: Simplify right side
    269,699.61x = 40,900,623,072.40
  5. Step 5: Solve for x
    x = 40,900,623,072.40/269,699.61
  6. Step 6: Final answer
    x = 151,652.51

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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.