Home / 693,433.40-1,040,150.10-614,701.40

Finding the Fourth Proportional to 693,433.40, 1,040,150.10 and 614,701.40

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Solution

The fourth proportional to 693,433.40, 1,040,150.10 and 614,701.40 is: 922,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,433.40 : 1,040,150.10 = 614,701.40 : x
  2. Step 2: Convert to fraction form
    693,433.40/1,040,150.10 = 614,701.40/x
  3. Step 3: Cross multiply
    693,433.40x = 1,040,150.10 × 614,701.40
  4. Step 4: Simplify right side
    693,433.40x = 639,381,722,680.14
  5. Step 5: Solve for x
    x = 639,381,722,680.14/693,433.40
  6. Step 6: Final answer
    x = 922,052.10

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Double scale
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Similar ratio
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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.