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Finding the Fourth Proportional to 404,654.30, 607,079.19 and 151,937.54

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Solution

The fourth proportional to 404,654.30, 607,079.19 and 151,937.54 is: 227,943.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,654.30 : 607,079.19 = 151,937.54 : x
  2. Step 2: Convert to fraction form
    404,654.30/607,079.19 = 151,937.54/x
  3. Step 3: Cross multiply
    404,654.30x = 607,079.19 × 151,937.54
  4. Step 4: Simplify right side
    404,654.30x = 92,238,118,713.79
  5. Step 5: Solve for x
    x = 92,238,118,713.79/404,654.30
  6. Step 6: Final answer
    x = 227,943.01

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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.