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Finding the Fourth Proportional to 541,118.40, 746,765.40 and 299,397.04

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Solution

The fourth proportional to 541,118.40, 746,765.40 and 299,397.04 is: 413,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,118.40 : 746,765.40 = 299,397.04 : x
  2. Step 2: Convert to fraction form
    541,118.40/746,765.40 = 299,397.04/x
  3. Step 3: Cross multiply
    541,118.40x = 746,765.40 × 299,397.04
  4. Step 4: Simplify right side
    541,118.40x = 223,579,350,334.42
  5. Step 5: Solve for x
    x = 223,579,350,334.42/541,118.40
  6. Step 6: Final answer
    x = 413,180.09

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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.