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Finding the Fourth Proportional to 29,978,264, 41,375,608.80 and 17,101,208

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Solution

The fourth proportional to 29,978,264, 41,375,608.80 and 17,101,208 is: 23,602,864.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,978,264 : 41,375,608.80 = 17,101,208 : x
  2. Step 2: Convert to fraction form
    29,978,264/41,375,608.80 = 17,101,208/x
  3. Step 3: Cross multiply
    29,978,264x = 41,375,608.80 × 17,101,208
  4. Step 4: Simplify right side
    29,978,264x = 707,572,892,215,430.38
  5. Step 5: Solve for x
    x = 707,572,892,215,430.38/29,978,264
  6. Step 6: Final answer
    x = 23,602,864.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.