Home / 374,949.61-517,417.77-205,180.09

Finding the Fourth Proportional to 374,949.61, 517,417.77 and 205,180.09

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Solution

The fourth proportional to 374,949.61, 517,417.77 and 205,180.09 is: 283,141.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,949.61 : 517,417.77 = 205,180.09 : x
  2. Step 2: Convert to fraction form
    374,949.61/517,417.77 = 205,180.09/x
  3. Step 3: Cross multiply
    374,949.61x = 517,417.77 × 205,180.09
  4. Step 4: Simplify right side
    374,949.61x = 106,163,824,092.08
  5. Step 5: Solve for x
    x = 106,163,824,092.08/374,949.61
  6. Step 6: Final answer
    x = 283,141.58

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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.