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Finding the Fourth Proportional to 650,868.68, 975,937.44 and 445,934.72

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Solution

The fourth proportional to 650,868.68, 975,937.44 and 445,934.72 is: 668,651.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,868.68 : 975,937.44 = 445,934.72 : x
  2. Step 2: Convert to fraction form
    650,868.68/975,937.44 = 445,934.72/x
  3. Step 3: Cross multiply
    650,868.68x = 975,937.44 × 445,934.72
  4. Step 4: Simplify right side
    650,868.68x = 435,204,389,043.92
  5. Step 5: Solve for x
    x = 435,204,389,043.92/650,868.68
  6. Step 6: Final answer
    x = 668,651.61

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Double scale
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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.