Home / 836,632.50-1,154,560.26-454,659.30

Finding the Fourth Proportional to 836,632.50, 1,154,560.26 and 454,659.30

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Solution

The fourth proportional to 836,632.50, 1,154,560.26 and 454,659.30 is: 627,433.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,632.50 : 1,154,560.26 = 454,659.30 : x
  2. Step 2: Convert to fraction form
    836,632.50/1,154,560.26 = 454,659.30/x
  3. Step 3: Cross multiply
    836,632.50x = 1,154,560.26 × 454,659.30
  4. Step 4: Simplify right side
    836,632.50x = 524,931,559,619.42
  5. Step 5: Solve for x
    x = 524,931,559,619.42/836,632.50
  6. Step 6: Final answer
    x = 627,433.86

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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.