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Finding the Fourth Proportional to 968,000.70, 1,452,001.05 and 866,523.90

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Solution

The fourth proportional to 968,000.70, 1,452,001.05 and 866,523.90 is: 1,299,785.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,000.70 : 1,452,001.05 = 866,523.90 : x
  2. Step 2: Convert to fraction form
    968,000.70/1,452,001.05 = 866,523.90/x
  3. Step 3: Cross multiply
    968,000.70x = 1,452,001.05 × 866,523.90
  4. Step 4: Simplify right side
    968,000.70x = 1,258,193,612,650.10
  5. Step 5: Solve for x
    x = 1,258,193,612,650.10/968,000.70
  6. Step 6: Final answer
    x = 1,299,785.85

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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.