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Finding the Fourth Proportional to 499,999.30, 750,237.71 and 233,721.12

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Solution

The fourth proportional to 499,999.30, 750,237.71 and 233,721.12 is: 350,693.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,999.30 : 750,237.71 = 233,721.12 : x
  2. Step 2: Convert to fraction form
    499,999.30/750,237.71 = 233,721.12/x
  3. Step 3: Cross multiply
    499,999.30x = 750,237.71 × 233,721.12
  4. Step 4: Simplify right side
    499,999.30x = 175,346,397,847.44
  5. Step 5: Solve for x
    x = 175,346,397,847.44/499,999.30
  6. Step 6: Final answer
    x = 350,693.29

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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.