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Finding the Fourth Proportional to 5,668,933.60, 8,503,400.40 and 4,659,195.70

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Solution

The fourth proportional to 5,668,933.60, 8,503,400.40 and 4,659,195.70 is: 6,988,793.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,668,933.60 : 8,503,400.40 = 4,659,195.70 : x
  2. Step 2: Convert to fraction form
    5,668,933.60/8,503,400.40 = 4,659,195.70/x
  3. Step 3: Cross multiply
    5,668,933.60x = 8,503,400.40 × 4,659,195.70
  4. Step 4: Simplify right side
    5,668,933.60x = 39,619,006,579,058.28
  5. Step 5: Solve for x
    x = 39,619,006,579,058.28/5,668,933.60
  6. Step 6: Final answer
    x = 6,988,793.55

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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.