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Finding the Fourth Proportional to 647,114.95, 970,672.43 and 532,953.55

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Solution

The fourth proportional to 647,114.95, 970,672.43 and 532,953.55 is: 799,430.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,114.95 : 970,672.43 = 532,953.55 : x
  2. Step 2: Convert to fraction form
    647,114.95/970,672.43 = 532,953.55/x
  3. Step 3: Cross multiply
    647,114.95x = 970,672.43 × 532,953.55
  4. Step 4: Simplify right side
    647,114.95x = 517,323,314,790.86
  5. Step 5: Solve for x
    x = 517,323,314,790.86/647,114.95
  6. Step 6: Final answer
    x = 799,430.33

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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.