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Finding the Fourth Proportional to 951,805.90, 1,424,903.82 and 833,707.90

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Solution

The fourth proportional to 951,805.90, 1,424,903.82 and 833,707.90 is: 1,248,104.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,805.90 : 1,424,903.82 = 833,707.90 : x
  2. Step 2: Convert to fraction form
    951,805.90/1,424,903.82 = 833,707.90/x
  3. Step 3: Cross multiply
    951,805.90x = 1,424,903.82 × 833,707.90
  4. Step 4: Simplify right side
    951,805.90x = 1,187,953,571,474.18
  5. Step 5: Solve for x
    x = 1,187,953,571,474.18/951,805.90
  6. Step 6: Final answer
    x = 1,248,104.86

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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.