Home / 786,104.16-1,179,156.24-195,128.16

Finding the Fourth Proportional to 786,104.16, 1,179,156.24 and 195,128.16

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Solution

The fourth proportional to 786,104.16, 1,179,156.24 and 195,128.16 is: 292,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,104.16 : 1,179,156.24 = 195,128.16 : x
  2. Step 2: Convert to fraction form
    786,104.16/1,179,156.24 = 195,128.16/x
  3. Step 3: Cross multiply
    786,104.16x = 1,179,156.24 × 195,128.16
  4. Step 4: Simplify right side
    786,104.16x = 230,086,587,463.72
  5. Step 5: Solve for x
    x = 230,086,587,463.72/786,104.16
  6. Step 6: Final answer
    x = 292,692.24

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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.