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Finding the Fourth Proportional to 541,219.61, 746,864.69 and 299,512.37

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Solution

The fourth proportional to 541,219.61, 746,864.69 and 299,512.37 is: 413,316.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,219.61 : 746,864.69 = 299,512.37 : x
  2. Step 2: Convert to fraction form
    541,219.61/746,864.69 = 299,512.37/x
  3. Step 3: Cross multiply
    541,219.61x = 746,864.69 × 299,512.37
  4. Step 4: Simplify right side
    541,219.61x = 223,695,213,740.82
  5. Step 5: Solve for x
    x = 223,695,213,740.82/541,219.61
  6. Step 6: Final answer
    x = 413,316.90

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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.