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Finding the Fourth Proportional to 6,563,324.70, 9,844,987.05 and 4,295,843.10

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Solution

The fourth proportional to 6,563,324.70, 9,844,987.05 and 4,295,843.10 is: 6,443,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,563,324.70 : 9,844,987.05 = 4,295,843.10 : x
  2. Step 2: Convert to fraction form
    6,563,324.70/9,844,987.05 = 4,295,843.10/x
  3. Step 3: Cross multiply
    6,563,324.70x = 9,844,987.05 × 4,295,843.10
  4. Step 4: Simplify right side
    6,563,324.70x = 42,292,519,688,331.85
  5. Step 5: Solve for x
    x = 42,292,519,688,331.85/6,563,324.70
  6. Step 6: Final answer
    x = 6,443,764.65

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Double scale
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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.