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Finding the Fourth Proportional to 541,925.28, 747,833.76 and 300,218.04

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Solution

The fourth proportional to 541,925.28, 747,833.76 and 300,218.04 is: 414,288.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,925.28 : 747,833.76 = 300,218.04 : x
  2. Step 2: Convert to fraction form
    541,925.28/747,833.76 = 300,218.04/x
  3. Step 3: Cross multiply
    541,925.28x = 747,833.76 × 300,218.04
  4. Step 4: Simplify right side
    541,925.28x = 224,513,185,673.03
  5. Step 5: Solve for x
    x = 224,513,185,673.03/541,925.28
  6. Step 6: Final answer
    x = 414,288.08

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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.