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Finding the Fourth Proportional to 541,354.74, 747,050.49 and 299,637.78

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Solution

The fourth proportional to 541,354.74, 747,050.49 and 299,637.78 is: 413,489.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,354.74 : 747,050.49 = 299,637.78 : x
  2. Step 2: Convert to fraction form
    541,354.74/747,050.49 = 299,637.78/x
  3. Step 3: Cross multiply
    541,354.74x = 747,050.49 × 299,637.78
  4. Step 4: Simplify right side
    541,354.74x = 223,844,550,371.51
  5. Step 5: Solve for x
    x = 223,844,550,371.51/541,354.74
  6. Step 6: Final answer
    x = 413,489.59

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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.