Home / 492,124.02-679,131.21-265,769.52

Finding the Fourth Proportional to 492,124.02, 679,131.21 and 265,769.52

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Solution

The fourth proportional to 492,124.02, 679,131.21 and 265,769.52 is: 366,761.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,124.02 : 679,131.21 = 265,769.52 : x
  2. Step 2: Convert to fraction form
    492,124.02/679,131.21 = 265,769.52/x
  3. Step 3: Cross multiply
    492,124.02x = 679,131.21 × 265,769.52
  4. Step 4: Simplify right side
    492,124.02x = 180,492,375,698.72
  5. Step 5: Solve for x
    x = 180,492,375,698.72/492,124.02
  6. Step 6: Final answer
    x = 366,761.97

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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.