Home / 374,983.65-517,470.52-205,214.37

Finding the Fourth Proportional to 374,983.65, 517,470.52 and 205,214.37

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Solution

The fourth proportional to 374,983.65, 517,470.52 and 205,214.37 is: 283,192.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,983.65 : 517,470.52 = 205,214.37 : x
  2. Step 2: Convert to fraction form
    374,983.65/517,470.52 = 205,214.37/x
  3. Step 3: Cross multiply
    374,983.65x = 517,470.52 × 205,214.37
  4. Step 4: Simplify right side
    374,983.65x = 106,192,386,755.37
  5. Step 5: Solve for x
    x = 106,192,386,755.37/374,983.65
  6. Step 6: Final answer
    x = 283,192.05

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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.