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Finding the Fourth Proportional to 373,670.70, 560,505.78 and 124,352.70

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Solution

The fourth proportional to 373,670.70, 560,505.78 and 124,352.70 is: 186,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,670.70 : 560,505.78 = 124,352.70 : x
  2. Step 2: Convert to fraction form
    373,670.70/560,505.78 = 124,352.70/x
  3. Step 3: Cross multiply
    373,670.70x = 560,505.78 × 124,352.70
  4. Step 4: Simplify right side
    373,670.70x = 69,700,407,108.61
  5. Step 5: Solve for x
    x = 69,700,407,108.61/373,670.70
  6. Step 6: Final answer
    x = 186,528.96

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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.