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Finding the Fourth Proportional to 373,782.60, 560,759.76 and 107,545.32

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Solution

The fourth proportional to 373,782.60, 560,759.76 and 107,545.32 is: 161,342.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,782.60 : 560,759.76 = 107,545.32 : x
  2. Step 2: Convert to fraction form
    373,782.60/560,759.76 = 107,545.32/x
  3. Step 3: Cross multiply
    373,782.60x = 560,759.76 × 107,545.32
  4. Step 4: Simplify right side
    373,782.60x = 60,307,087,832.32
  5. Step 5: Solve for x
    x = 60,307,087,832.32/373,782.60
  6. Step 6: Final answer
    x = 161,342.68

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1.5x scale

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.