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Finding the Fourth Proportional to 541,610.40, 812,415.60 and 532,279.20

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Solution

The fourth proportional to 541,610.40, 812,415.60 and 532,279.20 is: 798,418.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,610.40 : 812,415.60 = 532,279.20 : x
  2. Step 2: Convert to fraction form
    541,610.40/812,415.60 = 532,279.20/x
  3. Step 3: Cross multiply
    541,610.40x = 812,415.60 × 532,279.20
  4. Step 4: Simplify right side
    541,610.40x = 432,431,925,635.52
  5. Step 5: Solve for x
    x = 432,431,925,635.52/541,610.40
  6. Step 6: Final answer
    x = 798,418.80

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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.