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Finding the Fourth Proportional to 439,101.54, 605,959.65 and 237,897.54

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Solution

The fourth proportional to 439,101.54, 605,959.65 and 237,897.54 is: 328,298.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,101.54 : 605,959.65 = 237,897.54 : x
  2. Step 2: Convert to fraction form
    439,101.54/605,959.65 = 237,897.54/x
  3. Step 3: Cross multiply
    439,101.54x = 605,959.65 × 237,897.54
  4. Step 4: Simplify right side
    439,101.54x = 144,156,310,074.26
  5. Step 5: Solve for x
    x = 144,156,310,074.26/439,101.54
  6. Step 6: Final answer
    x = 328,298.35

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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.