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Finding the Fourth Proportional to 968,230.10, 1,336,064 and 560,250.72

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Solution

The fourth proportional to 968,230.10, 1,336,064 and 560,250.72 is: 773,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,230.10 : 1,336,064 = 560,250.72 : x
  2. Step 2: Convert to fraction form
    968,230.10/1,336,064 = 560,250.72/x
  3. Step 3: Cross multiply
    968,230.10x = 1,336,064 × 560,250.72
  4. Step 4: Simplify right side
    968,230.10x = 748,530,817,966.08
  5. Step 5: Solve for x
    x = 748,530,817,966.08/968,230.10
  6. Step 6: Final answer
    x = 773,091.87

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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.