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Finding the Fourth Proportional to 702,959.60, 969,846.18 and 461,219.60

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Solution

The fourth proportional to 702,959.60, 969,846.18 and 461,219.60 is: 636,326.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,959.60 : 969,846.18 = 461,219.60 : x
  2. Step 2: Convert to fraction form
    702,959.60/969,846.18 = 461,219.60/x
  3. Step 3: Cross multiply
    702,959.60x = 969,846.18 × 461,219.60
  4. Step 4: Simplify right side
    702,959.60x = 447,312,067,201.13
  5. Step 5: Solve for x
    x = 447,312,067,201.13/702,959.60
  6. Step 6: Final answer
    x = 636,326.85

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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.