Home / 871,569.90-1,304,542.50-450,266.22

Finding the Fourth Proportional to 871,569.90, 1,304,542.50 and 450,266.22

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Solution

The fourth proportional to 871,569.90, 1,304,542.50 and 450,266.22 is: 673,946.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,569.90 : 1,304,542.50 = 450,266.22 : x
  2. Step 2: Convert to fraction form
    871,569.90/1,304,542.50 = 450,266.22/x
  3. Step 3: Cross multiply
    871,569.90x = 1,304,542.50 × 450,266.22
  4. Step 4: Simplify right side
    871,569.90x = 587,391,420,304.35
  5. Step 5: Solve for x
    x = 587,391,420,304.35/871,569.90
  6. Step 6: Final answer
    x = 673,946.43

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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.