Home / 945,121.50-1,304,220.24-537,169.50

Finding the Fourth Proportional to 945,121.50, 1,304,220.24 and 537,169.50

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Solution

The fourth proportional to 945,121.50, 1,304,220.24 and 537,169.50 is: 741,266.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    945,121.50 : 1,304,220.24 = 537,169.50 : x
  2. Step 2: Convert to fraction form
    945,121.50/1,304,220.24 = 537,169.50/x
  3. Step 3: Cross multiply
    945,121.50x = 1,304,220.24 × 537,169.50
  4. Step 4: Simplify right side
    945,121.50x = 700,587,334,210.68
  5. Step 5: Solve for x
    x = 700,587,334,210.68/945,121.50
  6. Step 6: Final answer
    x = 741,266.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.