Home / 762,127.27-1,143,191.39-193,551.01

Finding the Fourth Proportional to 762,127.27, 1,143,191.39 and 193,551.01

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Solution

The fourth proportional to 762,127.27, 1,143,191.39 and 193,551.01 is: 290,326.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,127.27 : 1,143,191.39 = 193,551.01 : x
  2. Step 2: Convert to fraction form
    762,127.27/1,143,191.39 = 193,551.01/x
  3. Step 3: Cross multiply
    762,127.27x = 1,143,191.39 × 193,551.01
  4. Step 4: Simplify right side
    762,127.27x = 221,265,842,441.85
  5. Step 5: Solve for x
    x = 221,265,842,441.85/762,127.27
  6. Step 6: Final answer
    x = 290,326.63

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Double scale
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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.