Home / 859,157.76-1,185,604.92-477,209.04

Finding the Fourth Proportional to 859,157.76, 1,185,604.92 and 477,209.04

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Solution

The fourth proportional to 859,157.76, 1,185,604.92 and 477,209.04 is: 658,530.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,157.76 : 1,185,604.92 = 477,209.04 : x
  2. Step 2: Convert to fraction form
    859,157.76/1,185,604.92 = 477,209.04/x
  3. Step 3: Cross multiply
    859,157.76x = 1,185,604.92 × 477,209.04
  4. Step 4: Simplify right side
    859,157.76x = 565,781,385,692.48
  5. Step 5: Solve for x
    x = 565,781,385,692.48/859,157.76
  6. Step 6: Final answer
    x = 658,530.26

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Double scale
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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.