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Finding the Fourth Proportional to 26,613,000.40, 39,919,500.60 and 26,613,000.40

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Solution

The fourth proportional to 26,613,000.40, 39,919,500.60 and 26,613,000.40 is: 39,919,500.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,613,000.40 : 39,919,500.60 = 26,613,000.40 : x
  2. Step 2: Convert to fraction form
    26,613,000.40/39,919,500.60 = 26,613,000.40/x
  3. Step 3: Cross multiply
    26,613,000.40x = 39,919,500.60 × 26,613,000.40
  4. Step 4: Simplify right side
    26,613,000.40x = 1,062,377,685,435,600.25
  5. Step 5: Solve for x
    x = 1,062,377,685,435,600.25/26,613,000.40
  6. Step 6: Final answer
    x = 39,919,500.60

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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.