Home / 292,250.17-403,583.78-276,328.59

Finding the Fourth Proportional to 292,250.17, 403,583.78 and 276,328.59

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Solution

The fourth proportional to 292,250.17, 403,583.78 and 276,328.59 is: 381,596.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,250.17 : 403,583.78 = 276,328.59 : x
  2. Step 2: Convert to fraction form
    292,250.17/403,583.78 = 276,328.59/x
  3. Step 3: Cross multiply
    292,250.17x = 403,583.78 × 276,328.59
  4. Step 4: Simplify right side
    292,250.17x = 111,521,734,165.53
  5. Step 5: Solve for x
    x = 111,521,734,165.53/292,250.17
  6. Step 6: Final answer
    x = 381,596.81

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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.