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Finding the Fourth Proportional to 541,236.40, 746,887.80 and 299,529.16

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Solution

The fourth proportional to 541,236.40, 746,887.80 and 299,529.16 is: 413,340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,236.40 : 746,887.80 = 299,529.16 : x
  2. Step 2: Convert to fraction form
    541,236.40/746,887.80 = 299,529.16/x
  3. Step 3: Cross multiply
    541,236.40x = 746,887.80 × 299,529.16
  4. Step 4: Simplify right side
    541,236.40x = 223,714,675,348.25
  5. Step 5: Solve for x
    x = 223,714,675,348.25/541,236.40
  6. Step 6: Final answer
    x = 413,340.04

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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.