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Finding the Fourth Proportional to 16,897,201.80, 23,715,802.20 and 16,897,201.80

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Solution

The fourth proportional to 16,897,201.80, 23,715,802.20 and 16,897,201.80 is: 23,715,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,897,201.80 : 23,715,802.20 = 16,897,201.80 : x
  2. Step 2: Convert to fraction form
    16,897,201.80/23,715,802.20 = 16,897,201.80/x
  3. Step 3: Cross multiply
    16,897,201.80x = 23,715,802.20 × 16,897,201.80
  4. Step 4: Simplify right side
    16,897,201.80x = 400,730,695,622,283.94
  5. Step 5: Solve for x
    x = 400,730,695,622,283.94/16,897,201.80
  6. Step 6: Final answer
    x = 23,715,802.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.