Home / 479,370.83-661,531.05-264,510.83

Finding the Fourth Proportional to 479,370.83, 661,531.05 and 264,510.83

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Solution

The fourth proportional to 479,370.83, 661,531.05 and 264,510.83 is: 365,024.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,370.83 : 661,531.05 = 264,510.83 : x
  2. Step 2: Convert to fraction form
    479,370.83/661,531.05 = 264,510.83/x
  3. Step 3: Cross multiply
    479,370.83x = 661,531.05 × 264,510.83
  4. Step 4: Simplify right side
    479,370.83x = 174,982,128,760.10
  5. Step 5: Solve for x
    x = 174,982,128,760.10/479,370.83
  6. Step 6: Final answer
    x = 365,024.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.