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Finding the Fourth Proportional to 541,127.64, 747,056.46 and 326,322.12

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Solution

The fourth proportional to 541,127.64, 747,056.46 and 326,322.12 is: 450,505.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,127.64 : 747,056.46 = 326,322.12 : x
  2. Step 2: Convert to fraction form
    541,127.64/747,056.46 = 326,322.12/x
  3. Step 3: Cross multiply
    541,127.64x = 747,056.46 × 326,322.12
  4. Step 4: Simplify right side
    541,127.64x = 243,781,047,786.90
  5. Step 5: Solve for x
    x = 243,781,047,786.90/541,127.64
  6. Step 6: Final answer
    x = 450,505.63

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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.