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Finding the Fourth Proportional to 582,503.02, 873,760.30 and 161,781.10

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Solution

The fourth proportional to 582,503.02, 873,760.30 and 161,781.10 is: 242,673.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,503.02 : 873,760.30 = 161,781.10 : x
  2. Step 2: Convert to fraction form
    582,503.02/873,760.30 = 161,781.10/x
  3. Step 3: Cross multiply
    582,503.02x = 873,760.30 × 161,781.10
  4. Step 4: Simplify right side
    582,503.02x = 141,357,902,470.33
  5. Step 5: Solve for x
    x = 141,357,902,470.33/582,503.02
  6. Step 6: Final answer
    x = 242,673.25

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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.