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Finding the Fourth Proportional to 1,766,884.32, 2,650,749.84 and 568,919.16

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Solution

The fourth proportional to 1,766,884.32, 2,650,749.84 and 568,919.16 is: 853,515.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766,884.32 : 2,650,749.84 = 568,919.16 : x
  2. Step 2: Convert to fraction form
    1,766,884.32/2,650,749.84 = 568,919.16/x
  3. Step 3: Cross multiply
    1,766,884.32x = 2,650,749.84 × 568,919.16
  4. Step 4: Simplify right side
    1,766,884.32x = 1,508,062,372,342.93
  5. Step 5: Solve for x
    x = 1,508,062,372,342.93/1,766,884.32
  6. Step 6: Final answer
    x = 853,515.06

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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.