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Finding the Fourth Proportional to 348,551.38, 480,616.70 and 240,934.58

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Solution

The fourth proportional to 348,551.38, 480,616.70 and 240,934.58 is: 332,224.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,551.38 : 480,616.70 = 240,934.58 : x
  2. Step 2: Convert to fraction form
    348,551.38/480,616.70 = 240,934.58/x
  3. Step 3: Cross multiply
    348,551.38x = 480,616.70 × 240,934.58
  4. Step 4: Simplify right side
    348,551.38x = 115,797,182,755.49
  5. Step 5: Solve for x
    x = 115,797,182,755.49/348,551.38
  6. Step 6: Final answer
    x = 332,224.14

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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.