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Finding the Fourth Proportional to 17,957,701.60, 26,936,552.40 and 17,674,266.40

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Solution

The fourth proportional to 17,957,701.60, 26,936,552.40 and 17,674,266.40 is: 26,511,399.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,957,701.60 : 26,936,552.40 = 17,674,266.40 : x
  2. Step 2: Convert to fraction form
    17,957,701.60/26,936,552.40 = 17,674,266.40/x
  3. Step 3: Cross multiply
    17,957,701.60x = 26,936,552.40 × 17,674,266.40
  4. Step 4: Simplify right side
    17,957,701.60x = 476,083,803,015,159.31
  5. Step 5: Solve for x
    x = 476,083,803,015,159.31/17,957,701.60
  6. Step 6: Final answer
    x = 26,511,399.60

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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.