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Finding the Fourth Proportional to 541,011.33, 747,230.85 and 432,491.49

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Solution

The fourth proportional to 541,011.33, 747,230.85 and 432,491.49 is: 597,346.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,011.33 : 747,230.85 = 432,491.49 : x
  2. Step 2: Convert to fraction form
    541,011.33/747,230.85 = 432,491.49/x
  3. Step 3: Cross multiply
    541,011.33x = 747,230.85 × 432,491.49
  4. Step 4: Simplify right side
    541,011.33x = 323,170,983,690.47
  5. Step 5: Solve for x
    x = 323,170,983,690.47/541,011.33
  6. Step 6: Final answer
    x = 597,346.06

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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.