Home / 785,302.80-1,177,954.20-224,337.30

Finding the Fourth Proportional to 785,302.80, 1,177,954.20 and 224,337.30

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Solution

The fourth proportional to 785,302.80, 1,177,954.20 and 224,337.30 is: 336,505.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,302.80 : 1,177,954.20 = 224,337.30 : x
  2. Step 2: Convert to fraction form
    785,302.80/1,177,954.20 = 224,337.30/x
  3. Step 3: Cross multiply
    785,302.80x = 1,177,954.20 × 224,337.30
  4. Step 4: Simplify right side
    785,302.80x = 264,259,064,751.66
  5. Step 5: Solve for x
    x = 264,259,064,751.66/785,302.80
  6. Step 6: Final answer
    x = 336,505.95

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Double scale
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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.