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Finding the Fourth Proportional to 541,335.05, 747,033.30 and 299,612.46

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Solution

The fourth proportional to 541,335.05, 747,033.30 and 299,612.46 is: 413,460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,335.05 : 747,033.30 = 299,612.46 : x
  2. Step 2: Convert to fraction form
    541,335.05/747,033.30 = 299,612.46/x
  3. Step 3: Cross multiply
    541,335.05x = 747,033.30 × 299,612.46
  4. Step 4: Simplify right side
    541,335.05x = 223,820,484,714.92
  5. Step 5: Solve for x
    x = 223,820,484,714.92/541,335.05
  6. Step 6: Final answer
    x = 413,460.18

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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.