Home / 675,514.04-1,013,270.24-320,334.30

Finding the Fourth Proportional to 675,514.04, 1,013,270.24 and 320,334.30

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Solution

The fourth proportional to 675,514.04, 1,013,270.24 and 320,334.30 is: 480,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,514.04 : 1,013,270.24 = 320,334.30 : x
  2. Step 2: Convert to fraction form
    675,514.04/1,013,270.24 = 320,334.30/x
  3. Step 3: Cross multiply
    675,514.04x = 1,013,270.24 × 320,334.30
  4. Step 4: Simplify right side
    675,514.04x = 324,585,213,041.23
  5. Step 5: Solve for x
    x = 324,585,213,041.23/675,514.04
  6. Step 6: Final answer
    x = 480,501.06

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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.