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Finding the Fourth Proportional to 506,235.55, 759,727.16 and 239,997

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Solution

The fourth proportional to 506,235.55, 759,727.16 and 239,997 is: 360,172.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,235.55 : 759,727.16 = 239,997 : x
  2. Step 2: Convert to fraction form
    506,235.55/759,727.16 = 239,997/x
  3. Step 3: Cross multiply
    506,235.55x = 759,727.16 × 239,997
  4. Step 4: Simplify right side
    506,235.55x = 182,332,239,218.52
  5. Step 5: Solve for x
    x = 182,332,239,218.52/506,235.55
  6. Step 6: Final answer
    x = 360,172.73

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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.