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Finding the Fourth Proportional to 404,008.46, 605,963.33 and 104,463.93

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Solution

The fourth proportional to 404,008.46, 605,963.33 and 104,463.93 is: 156,683.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,008.46 : 605,963.33 = 104,463.93 : x
  2. Step 2: Convert to fraction form
    404,008.46/605,963.33 = 104,463.93/x
  3. Step 3: Cross multiply
    404,008.46x = 605,963.33 × 104,463.93
  4. Step 4: Simplify right side
    404,008.46x = 63,301,309,620.93
  5. Step 5: Solve for x
    x = 63,301,309,620.93/404,008.46
  6. Step 6: Final answer
    x = 156,683.13

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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.