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Finding the Fourth Proportional to 1,691,722, 2,334,360.58 and 966,616.68

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Solution

The fourth proportional to 1,691,722, 2,334,360.58 and 966,616.68 is: 1,333,807.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,691,722 : 2,334,360.58 = 966,616.68 : x
  2. Step 2: Convert to fraction form
    1,691,722/2,334,360.58 = 966,616.68/x
  3. Step 3: Cross multiply
    1,691,722x = 2,334,360.58 × 966,616.68
  4. Step 4: Simplify right side
    1,691,722x = 2,256,431,873,762.47
  5. Step 5: Solve for x
    x = 2,256,431,873,762.47/1,691,722
  6. Step 6: Final answer
    x = 1,333,807.73

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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.