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Finding the Fourth Proportional to 541,507.01, 747,279.85 and 296,507.29

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Solution

The fourth proportional to 541,507.01, 747,279.85 and 296,507.29 is: 409,180.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,507.01 : 747,279.85 = 296,507.29 : x
  2. Step 2: Convert to fraction form
    541,507.01/747,279.85 = 296,507.29/x
  3. Step 3: Cross multiply
    541,507.01x = 747,279.85 × 296,507.29
  4. Step 4: Simplify right side
    541,507.01x = 221,573,922,025.76
  5. Step 5: Solve for x
    x = 221,573,922,025.76/541,507.01
  6. Step 6: Final answer
    x = 409,180.16

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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.