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Finding the Fourth Proportional to 6,552,630.90, 9,826,613.55 and 2,960,118.90

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Solution

The fourth proportional to 6,552,630.90, 9,826,613.55 and 2,960,118.90 is: 4,439,124.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,552,630.90 : 9,826,613.55 = 2,960,118.90 : x
  2. Step 2: Convert to fraction form
    6,552,630.90/9,826,613.55 = 2,960,118.90/x
  3. Step 3: Cross multiply
    6,552,630.90x = 9,826,613.55 × 2,960,118.90
  4. Step 4: Simplify right side
    6,552,630.90x = 29,087,944,492,351.10
  5. Step 5: Solve for x
    x = 29,087,944,492,351.10/6,552,630.90
  6. Step 6: Final answer
    x = 4,439,124.52

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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.