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Finding the Fourth Proportional to 6,644,556.30, 9,952,837.65 and 6,644,556.30

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Solution

The fourth proportional to 6,644,556.30, 9,952,837.65 and 6,644,556.30 is: 9,952,837.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644,556.30 : 9,952,837.65 = 6,644,556.30 : x
  2. Step 2: Convert to fraction form
    6,644,556.30/9,952,837.65 = 6,644,556.30/x
  3. Step 3: Cross multiply
    6,644,556.30x = 9,952,837.65 × 6,644,556.30
  4. Step 4: Simplify right side
    6,644,556.30x = 66,132,190,110,184.70
  5. Step 5: Solve for x
    x = 66,132,190,110,184.70/6,644,556.30
  6. Step 6: Final answer
    x = 9,952,837.65

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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.