Home / 351,216.57-484,678.84-190,071.66

Finding the Fourth Proportional to 351,216.57, 484,678.84 and 190,071.66

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Solution

The fourth proportional to 351,216.57, 484,678.84 and 190,071.66 is: 262,298.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,216.57 : 484,678.84 = 190,071.66 : x
  2. Step 2: Convert to fraction form
    351,216.57/484,678.84 = 190,071.66/x
  3. Step 3: Cross multiply
    351,216.57x = 484,678.84 × 190,071.66
  4. Step 4: Simplify right side
    351,216.57x = 92,123,713,384.43
  5. Step 5: Solve for x
    x = 92,123,713,384.43/351,216.57
  6. Step 6: Final answer
    x = 262,298.88

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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.