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Finding the Fourth Proportional to 541,454.58, 747,213.23 and 299,741.19

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Solution

The fourth proportional to 541,454.58, 747,213.23 and 299,741.19 is: 413,646.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,454.58 : 747,213.23 = 299,741.19 : x
  2. Step 2: Convert to fraction form
    541,454.58/747,213.23 = 299,741.19/x
  3. Step 3: Cross multiply
    541,454.58x = 747,213.23 × 299,741.19
  4. Step 4: Simplify right side
    541,454.58x = 223,970,582,743.94
  5. Step 5: Solve for x
    x = 223,970,582,743.94/541,454.58
  6. Step 6: Final answer
    x = 413,646.11

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Double scale
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Similar ratio
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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.