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Finding the Fourth Proportional to 439,239.52, 606,150.56 and 238,035.52

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Solution

The fourth proportional to 439,239.52, 606,150.56 and 238,035.52 is: 328,489.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,239.52 : 606,150.56 = 238,035.52 : x
  2. Step 2: Convert to fraction form
    439,239.52/606,150.56 = 238,035.52/x
  3. Step 3: Cross multiply
    439,239.52x = 606,150.56 × 238,035.52
  4. Step 4: Simplify right side
    439,239.52x = 144,285,363,747.89
  5. Step 5: Solve for x
    x = 144,285,363,747.89/439,239.52
  6. Step 6: Final answer
    x = 328,489.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.