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Finding the Fourth Proportional to 373,060.74, 559,700.46 and 120,336.18

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Solution

The fourth proportional to 373,060.74, 559,700.46 and 120,336.18 is: 180,539.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,060.74 : 559,700.46 = 120,336.18 : x
  2. Step 2: Convert to fraction form
    373,060.74/559,700.46 = 120,336.18/x
  3. Step 3: Cross multiply
    373,060.74x = 559,700.46 × 120,336.18
  4. Step 4: Simplify right side
    373,060.74x = 67,352,215,300.64
  5. Step 5: Solve for x
    x = 67,352,215,300.64/373,060.74
  6. Step 6: Final answer
    x = 180,539.54

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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.