Home / 513,370.75-766,295.92-452,769.52

Finding the Fourth Proportional to 513,370.75, 766,295.92 and 452,769.52

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Solution

The fourth proportional to 513,370.75, 766,295.92 and 452,769.52 is: 675,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,370.75 : 766,295.92 = 452,769.52 : x
  2. Step 2: Convert to fraction form
    513,370.75/766,295.92 = 452,769.52/x
  3. Step 3: Cross multiply
    513,370.75x = 766,295.92 × 452,769.52
  4. Step 4: Simplify right side
    513,370.75x = 346,955,435,876.36
  5. Step 5: Solve for x
    x = 346,955,435,876.36/513,370.75
  6. Step 6: Final answer
    x = 675,837.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.