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Finding the Fourth Proportional to 5,867,751.70, 8,801,627.55 and 5,655,175.30

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Solution

The fourth proportional to 5,867,751.70, 8,801,627.55 and 5,655,175.30 is: 8,482,762.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,867,751.70 : 8,801,627.55 = 5,655,175.30 : x
  2. Step 2: Convert to fraction form
    5,867,751.70/8,801,627.55 = 5,655,175.30/x
  3. Step 3: Cross multiply
    5,867,751.70x = 8,801,627.55 × 5,655,175.30
  4. Step 4: Simplify right side
    5,867,751.70x = 49,774,746,720,559.52
  5. Step 5: Solve for x
    x = 49,774,746,720,559.52/5,867,751.70
  6. Step 6: Final answer
    x = 8,482,762.95

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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.