Home / 836,758.90-1,154,723.22-454,785.72

Finding the Fourth Proportional to 836,758.90, 1,154,723.22 and 454,785.72

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Solution

The fourth proportional to 836,758.90, 1,154,723.22 and 454,785.72 is: 627,602.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,758.90 : 1,154,723.22 = 454,785.72 : x
  2. Step 2: Convert to fraction form
    836,758.90/1,154,723.22 = 454,785.72/x
  3. Step 3: Cross multiply
    836,758.90x = 1,154,723.22 × 454,785.72
  4. Step 4: Simplify right side
    836,758.90x = 525,151,631,008.42
  5. Step 5: Solve for x
    x = 525,151,631,008.42/836,758.90
  6. Step 6: Final answer
    x = 627,602.09

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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.