Home / 657,788.20-986,077.50-236,961.16

Finding the Fourth Proportional to 657,788.20, 986,077.50 and 236,961.16

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Solution

The fourth proportional to 657,788.20, 986,077.50 and 236,961.16 is: 355,223.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,788.20 : 986,077.50 = 236,961.16 : x
  2. Step 2: Convert to fraction form
    657,788.20/986,077.50 = 236,961.16/x
  3. Step 3: Cross multiply
    657,788.20x = 986,077.50 × 236,961.16
  4. Step 4: Simplify right side
    657,788.20x = 233,662,068,249.90
  5. Step 5: Solve for x
    x = 233,662,068,249.90/657,788.20
  6. Step 6: Final answer
    x = 355,223.87

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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.