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Finding the Fourth Proportional to 1,957,888.26, 2,933,016.08 and 1,102,344.80

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Solution

The fourth proportional to 1,957,888.26, 2,933,016.08 and 1,102,344.80 is: 1,651,368.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,957,888.26 : 2,933,016.08 = 1,102,344.80 : x
  2. Step 2: Convert to fraction form
    1,957,888.26/2,933,016.08 = 1,102,344.80/x
  3. Step 3: Cross multiply
    1,957,888.26x = 2,933,016.08 × 1,102,344.80
  4. Step 4: Simplify right side
    1,957,888.26x = 3,233,195,003,927.58
  5. Step 5: Solve for x
    x = 3,233,195,003,927.58/1,957,888.26
  6. Step 6: Final answer
    x = 1,651,368.50

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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.