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Finding the Fourth Proportional to 445,470.84, 614,753.97 and 241,521.21

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Solution

The fourth proportional to 445,470.84, 614,753.97 and 241,521.21 is: 333,301.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,470.84 : 614,753.97 = 241,521.21 : x
  2. Step 2: Convert to fraction form
    445,470.84/614,753.97 = 241,521.21/x
  3. Step 3: Cross multiply
    445,470.84x = 614,753.97 × 241,521.21
  4. Step 4: Simplify right side
    445,470.84x = 148,476,122,686.70
  5. Step 5: Solve for x
    x = 148,476,122,686.70/445,470.84
  6. Step 6: Final answer
    x = 333,301.55

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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.