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Finding the Fourth Proportional to 1,150,764.17, 1,723,673.40 and 933,648.29

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Solution

The fourth proportional to 1,150,764.17, 1,723,673.40 and 933,648.29 is: 1,398,466.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,764.17 : 1,723,673.40 = 933,648.29 : x
  2. Step 2: Convert to fraction form
    1,150,764.17/1,723,673.40 = 933,648.29/x
  3. Step 3: Cross multiply
    1,150,764.17x = 1,723,673.40 × 933,648.29
  4. Step 4: Simplify right side
    1,150,764.17x = 1,609,304,722,428.49
  5. Step 5: Solve for x
    x = 1,609,304,722,428.49/1,150,764.17
  6. Step 6: Final answer
    x = 1,398,466.14

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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.