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Finding the Fourth Proportional to 541,507.16, 747,251.46 and 296,444.94

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Solution

The fourth proportional to 541,507.16, 747,251.46 and 296,444.94 is: 409,078.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,507.16 : 747,251.46 = 296,444.94 : x
  2. Step 2: Convert to fraction form
    541,507.16/747,251.46 = 296,444.94/x
  3. Step 3: Cross multiply
    541,507.16x = 747,251.46 × 296,444.94
  4. Step 4: Simplify right side
    541,507.16x = 221,518,914,224.61
  5. Step 5: Solve for x
    x = 221,518,914,224.61/541,507.16
  6. Step 6: Final answer
    x = 409,078.46

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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.