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Finding the Fourth Proportional to 373,361.25, 560,098.05 and 120,557.01

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Solution

The fourth proportional to 373,361.25, 560,098.05 and 120,557.01 is: 180,853.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,361.25 : 560,098.05 = 120,557.01 : x
  2. Step 2: Convert to fraction form
    373,361.25/560,098.05 = 120,557.01/x
  3. Step 3: Cross multiply
    373,361.25x = 560,098.05 × 120,557.01
  4. Step 4: Simplify right side
    373,361.25x = 67,523,746,214.83
  5. Step 5: Solve for x
    x = 67,523,746,214.83/373,361.25
  6. Step 6: Final answer
    x = 180,853.65

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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.