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Finding the Fourth Proportional to 36,879,454.20, 51,706,818.60 and 36,879,454.20

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Solution

The fourth proportional to 36,879,454.20, 51,706,818.60 and 36,879,454.20 is: 51,706,818.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,879,454.20 : 51,706,818.60 = 36,879,454.20 : x
  2. Step 2: Convert to fraction form
    36,879,454.20/51,706,818.60 = 36,879,454.20/x
  3. Step 3: Cross multiply
    36,879,454.20x = 51,706,818.60 × 36,879,454.20
  4. Step 4: Simplify right side
    36,879,454.20x = 1,906,919,248,386,408.25
  5. Step 5: Solve for x
    x = 1,906,919,248,386,408.25/36,879,454.20
  6. Step 6: Final answer
    x = 51,706,818.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.