Home / 847,327.47-1,270,990.11-216,241.29

Finding the Fourth Proportional to 847,327.47, 1,270,990.11 and 216,241.29

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Solution

The fourth proportional to 847,327.47, 1,270,990.11 and 216,241.29 is: 324,361.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,327.47 : 1,270,990.11 = 216,241.29 : x
  2. Step 2: Convert to fraction form
    847,327.47/1,270,990.11 = 216,241.29/x
  3. Step 3: Cross multiply
    847,327.47x = 1,270,990.11 × 216,241.29
  4. Step 4: Simplify right side
    847,327.47x = 274,840,540,963.64
  5. Step 5: Solve for x
    x = 274,840,540,963.64/847,327.47
  6. Step 6: Final answer
    x = 324,361.66

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1.5x scale

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.