Home / 762,649.03-1,143,981.24-230,174.47

Finding the Fourth Proportional to 762,649.03, 1,143,981.24 and 230,174.47

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Solution

The fourth proportional to 762,649.03, 1,143,981.24 and 230,174.47 is: 345,264.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,649.03 : 1,143,981.24 = 230,174.47 : x
  2. Step 2: Convert to fraction form
    762,649.03/1,143,981.24 = 230,174.47/x
  3. Step 3: Cross multiply
    762,649.03x = 1,143,981.24 × 230,174.47
  4. Step 4: Simplify right side
    762,649.03x = 263,315,275,606.94
  5. Step 5: Solve for x
    x = 263,315,275,606.94/762,649.03
  6. Step 6: Final answer
    x = 345,264.03

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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.