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Finding the Fourth Proportional to 541,452.63, 747,246.13 and 308,884.69

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Solution

The fourth proportional to 541,452.63, 747,246.13 and 308,884.69 is: 426,284.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,452.63 : 747,246.13 = 308,884.69 : x
  2. Step 2: Convert to fraction form
    541,452.63/747,246.13 = 308,884.69/x
  3. Step 3: Cross multiply
    541,452.63x = 747,246.13 × 308,884.69
  4. Step 4: Simplify right side
    541,452.63x = 230,812,885,090.61
  5. Step 5: Solve for x
    x = 230,812,885,090.61/541,452.63
  6. Step 6: Final answer
    x = 426,284.54

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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.