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Finding the Fourth Proportional to 541,133.13, 746,752.21 and 296,116.91

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Solution

The fourth proportional to 541,133.13, 746,752.21 and 296,116.91 is: 408,635.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,133.13 : 746,752.21 = 296,116.91 : x
  2. Step 2: Convert to fraction form
    541,133.13/746,752.21 = 296,116.91/x
  3. Step 3: Cross multiply
    541,133.13x = 746,752.21 × 296,116.91
  4. Step 4: Simplify right side
    541,133.13x = 221,125,956,960.87
  5. Step 5: Solve for x
    x = 221,125,956,960.87/541,133.13
  6. Step 6: Final answer
    x = 408,635.04

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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.