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Finding the Fourth Proportional to 545,959.20, 818,744.40 and 246,583.20

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Solution

The fourth proportional to 545,959.20, 818,744.40 and 246,583.20 is: 369,787.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,959.20 : 818,744.40 = 246,583.20 : x
  2. Step 2: Convert to fraction form
    545,959.20/818,744.40 = 246,583.20/x
  3. Step 3: Cross multiply
    545,959.20x = 818,744.40 × 246,583.20
  4. Step 4: Simplify right side
    545,959.20x = 201,888,614,134.08
  5. Step 5: Solve for x
    x = 201,888,614,134.08/545,959.20
  6. Step 6: Final answer
    x = 369,787.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.