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Finding the Fourth Proportional to 541,523.48, 747,299.66 and 296,503.79

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Solution

The fourth proportional to 541,523.48, 747,299.66 and 296,503.79 is: 409,173.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,523.48 : 747,299.66 = 296,503.79 : x
  2. Step 2: Convert to fraction form
    541,523.48/747,299.66 = 296,503.79/x
  3. Step 3: Cross multiply
    541,523.48x = 747,299.66 × 296,503.79
  4. Step 4: Simplify right side
    541,523.48x = 221,577,181,455.71
  5. Step 5: Solve for x
    x = 221,577,181,455.71/541,523.48
  6. Step 6: Final answer
    x = 409,173.73

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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.