Home / 755,606.20-1,133,409.30-194,640.70

Finding the Fourth Proportional to 755,606.20, 1,133,409.30 and 194,640.70

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Solution

The fourth proportional to 755,606.20, 1,133,409.30 and 194,640.70 is: 291,961.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,606.20 : 1,133,409.30 = 194,640.70 : x
  2. Step 2: Convert to fraction form
    755,606.20/1,133,409.30 = 194,640.70/x
  3. Step 3: Cross multiply
    755,606.20x = 1,133,409.30 × 194,640.70
  4. Step 4: Simplify right side
    755,606.20x = 220,607,579,538.51
  5. Step 5: Solve for x
    x = 220,607,579,538.51/755,606.20
  6. Step 6: Final answer
    x = 291,961.05

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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.