Home / 483,215.06-724,502.67-230,534.55

Finding the Fourth Proportional to 483,215.06, 724,502.67 and 230,534.55

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Solution

The fourth proportional to 483,215.06, 724,502.67 and 230,534.55 is: 345,649.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,215.06 : 724,502.67 = 230,534.55 : x
  2. Step 2: Convert to fraction form
    483,215.06/724,502.67 = 230,534.55/x
  3. Step 3: Cross multiply
    483,215.06x = 724,502.67 × 230,534.55
  4. Step 4: Simplify right side
    483,215.06x = 167,022,897,002.25
  5. Step 5: Solve for x
    x = 167,022,897,002.25/483,215.06
  6. Step 6: Final answer
    x = 345,649.20

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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.