Home / 754,656.26-1,131,984.38-193,690.76

Finding the Fourth Proportional to 754,656.26, 1,131,984.38 and 193,690.76

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Solution

The fourth proportional to 754,656.26, 1,131,984.38 and 193,690.76 is: 290,536.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,656.26 : 1,131,984.38 = 193,690.76 : x
  2. Step 2: Convert to fraction form
    754,656.26/1,131,984.38 = 193,690.76/x
  3. Step 3: Cross multiply
    754,656.26x = 1,131,984.38 × 193,690.76
  4. Step 4: Simplify right side
    754,656.26x = 219,254,909,694.63
  5. Step 5: Solve for x
    x = 219,254,909,694.63/754,656.26
  6. Step 6: Final answer
    x = 290,536.13

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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.