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Finding the Fourth Proportional to 541,081.49, 746,714.41 and 299,360.12

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Solution

The fourth proportional to 541,081.49, 746,714.41 and 299,360.12 is: 413,129.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,081.49 : 746,714.41 = 299,360.12 : x
  2. Step 2: Convert to fraction form
    541,081.49/746,714.41 = 299,360.12/x
  3. Step 3: Cross multiply
    541,081.49x = 746,714.41 × 299,360.12
  4. Step 4: Simplify right side
    541,081.49x = 223,536,510,901.36
  5. Step 5: Solve for x
    x = 223,536,510,901.36/541,081.49
  6. Step 6: Final answer
    x = 413,129.11

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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.