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Finding the Fourth Proportional to 373,945.10, 560,920.85 and 124,627.10

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Solution

The fourth proportional to 373,945.10, 560,920.85 and 124,627.10 is: 186,941.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,945.10 : 560,920.85 = 124,627.10 : x
  2. Step 2: Convert to fraction form
    373,945.10/560,920.85 = 124,627.10/x
  3. Step 3: Cross multiply
    373,945.10x = 560,920.85 × 124,627.10
  4. Step 4: Simplify right side
    373,945.10x = 69,905,938,865.04
  5. Step 5: Solve for x
    x = 69,905,938,865.04/373,945.10
  6. Step 6: Final answer
    x = 186,941.72

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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.