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Finding the Fourth Proportional to 532,615.91, 734,523.15 and 416,344.74

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Solution

The fourth proportional to 532,615.91, 734,523.15 and 416,344.74 is: 574,175.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,615.91 : 734,523.15 = 416,344.74 : x
  2. Step 2: Convert to fraction form
    532,615.91/734,523.15 = 416,344.74/x
  3. Step 3: Cross multiply
    532,615.91x = 734,523.15 × 416,344.74
  4. Step 4: Simplify right side
    532,615.91x = 305,814,849,910.73
  5. Step 5: Solve for x
    x = 305,814,849,910.73/532,615.91
  6. Step 6: Final answer
    x = 574,175.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.