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Finding the Fourth Proportional to 550,812.67, 826,302.24 and 195,742.29

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Solution

The fourth proportional to 550,812.67, 826,302.24 and 195,742.29 is: 293,643.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,812.67 : 826,302.24 = 195,742.29 : x
  2. Step 2: Convert to fraction form
    550,812.67/826,302.24 = 195,742.29/x
  3. Step 3: Cross multiply
    550,812.67x = 826,302.24 × 195,742.29
  4. Step 4: Simplify right side
    550,812.67x = 161,742,292,689.73
  5. Step 5: Solve for x
    x = 161,742,292,689.73/550,812.67
  6. Step 6: Final answer
    x = 293,643.01

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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.