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Finding the Fourth Proportional to 541,774.80, 747,682.92 and 300,044.88

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Solution

The fourth proportional to 541,774.80, 747,682.92 and 300,044.88 is: 414,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,774.80 : 747,682.92 = 300,044.88 : x
  2. Step 2: Convert to fraction form
    541,774.80/747,682.92 = 300,044.88/x
  3. Step 3: Cross multiply
    541,774.80x = 747,682.92 × 300,044.88
  4. Step 4: Simplify right side
    541,774.80x = 224,338,432,009.45
  5. Step 5: Solve for x
    x = 224,338,432,009.45/541,774.80
  6. Step 6: Final answer
    x = 414,080.60

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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.