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Finding the Fourth Proportional to 503,001.99, 754,502.90 and 148,016.12

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Solution

The fourth proportional to 503,001.99, 754,502.90 and 148,016.12 is: 222,024.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    503,001.99 : 754,502.90 = 148,016.12 : x
  2. Step 2: Convert to fraction form
    503,001.99/754,502.90 = 148,016.12/x
  3. Step 3: Cross multiply
    503,001.99x = 754,502.90 × 148,016.12
  4. Step 4: Simplify right side
    503,001.99x = 111,678,587,274.15
  5. Step 5: Solve for x
    x = 111,678,587,274.15/503,001.99
  6. Step 6: Final answer
    x = 222,024.15

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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.