Home / 762,620.57-1,143,937.38-194,002.19

Finding the Fourth Proportional to 762,620.57, 1,143,937.38 and 194,002.19

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Solution

The fourth proportional to 762,620.57, 1,143,937.38 and 194,002.19 is: 291,004.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,620.57 : 1,143,937.38 = 194,002.19 : x
  2. Step 2: Convert to fraction form
    762,620.57/1,143,937.38 = 194,002.19/x
  3. Step 3: Cross multiply
    762,620.57x = 1,143,937.38 × 194,002.19
  4. Step 4: Simplify right side
    762,620.57x = 221,926,356,240.45
  5. Step 5: Solve for x
    x = 221,926,356,240.45/762,620.57
  6. Step 6: Final answer
    x = 291,004.94

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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.