Home / 836,887.62-1,154,958.57-469,399.26

Finding the Fourth Proportional to 836,887.62, 1,154,958.57 and 469,399.26

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Solution

The fourth proportional to 836,887.62, 1,154,958.57 and 469,399.26 is: 647,801.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,887.62 : 1,154,958.57 = 469,399.26 : x
  2. Step 2: Convert to fraction form
    836,887.62/1,154,958.57 = 469,399.26/x
  3. Step 3: Cross multiply
    836,887.62x = 1,154,958.57 × 469,399.26
  4. Step 4: Simplify right side
    836,887.62x = 542,136,698,088.66
  5. Step 5: Solve for x
    x = 542,136,698,088.66/836,887.62
  6. Step 6: Final answer
    x = 647,801.07

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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.