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Finding the Fourth Proportional to 541,705.44, 747,555.60 and 299,982.72

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Solution

The fourth proportional to 541,705.44, 747,555.60 and 299,982.72 is: 413,977.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,705.44 : 747,555.60 = 299,982.72 : x
  2. Step 2: Convert to fraction form
    541,705.44/747,555.60 = 299,982.72/x
  3. Step 3: Cross multiply
    541,705.44x = 747,555.60 × 299,982.72
  4. Step 4: Simplify right side
    541,705.44x = 224,253,762,239.23
  5. Step 5: Solve for x
    x = 224,253,762,239.23/541,705.44
  6. Step 6: Final answer
    x = 413,977.31

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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.