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Finding the Fourth Proportional to 17,046,775.66, 25,573,949.74 and 4,915,295.30

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Solution

The fourth proportional to 17,046,775.66, 25,573,949.74 and 4,915,295.30 is: 7,374,034.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,046,775.66 : 25,573,949.74 = 4,915,295.30 : x
  2. Step 2: Convert to fraction form
    17,046,775.66/25,573,949.74 = 4,915,295.30/x
  3. Step 3: Cross multiply
    17,046,775.66x = 25,573,949.74 × 4,915,295.30
  4. Step 4: Simplify right side
    17,046,775.66x = 125,703,514,959,458.20
  5. Step 5: Solve for x
    x = 125,703,514,959,458.20/17,046,775.66
  6. Step 6: Final answer
    x = 7,374,034.68

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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.