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Finding the Fourth Proportional to 9,582,613.60, 14,373,920.40 and 3,906,911.20

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Solution

The fourth proportional to 9,582,613.60, 14,373,920.40 and 3,906,911.20 is: 5,860,366.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,582,613.60 : 14,373,920.40 = 3,906,911.20 : x
  2. Step 2: Convert to fraction form
    9,582,613.60/14,373,920.40 = 3,906,911.20/x
  3. Step 3: Cross multiply
    9,582,613.60x = 14,373,920.40 × 3,906,911.20
  4. Step 4: Simplify right side
    9,582,613.60x = 56,157,630,598,668.48
  5. Step 5: Solve for x
    x = 56,157,630,598,668.48/9,582,613.60
  6. Step 6: Final answer
    x = 5,860,366.80

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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.