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Finding the Fourth Proportional to 9,331,319.30, 13,996,978.95 and 2,599,733.30

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Solution

The fourth proportional to 9,331,319.30, 13,996,978.95 and 2,599,733.30 is: 3,899,599.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,331,319.30 : 13,996,978.95 = 2,599,733.30 : x
  2. Step 2: Convert to fraction form
    9,331,319.30/13,996,978.95 = 2,599,733.30/x
  3. Step 3: Cross multiply
    9,331,319.30x = 13,996,978.95 × 2,599,733.30
  4. Step 4: Simplify right side
    9,331,319.30x = 36,388,412,275,714.03
  5. Step 5: Solve for x
    x = 36,388,412,275,714.03/9,331,319.30
  6. Step 6: Final answer
    x = 3,899,599.95

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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.