Home / 320,279.64-441,966.69-177,031.14

Finding the Fourth Proportional to 320,279.64, 441,966.69 and 177,031.14

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Solution

The fourth proportional to 320,279.64, 441,966.69 and 177,031.14 is: 244,292.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,279.64 : 441,966.69 = 177,031.14 : x
  2. Step 2: Convert to fraction form
    320,279.64/441,966.69 = 177,031.14/x
  3. Step 3: Cross multiply
    320,279.64x = 441,966.69 × 177,031.14
  4. Step 4: Simplify right side
    320,279.64x = 78,241,866,972.73
  5. Step 5: Solve for x
    x = 78,241,866,972.73/320,279.64
  6. Step 6: Final answer
    x = 244,292.35

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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.