Home / 349,628.07-482,350.10-196,631.17

Finding the Fourth Proportional to 349,628.07, 482,350.10 and 196,631.17

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Solution

The fourth proportional to 349,628.07, 482,350.10 and 196,631.17 is: 271,274.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,628.07 : 482,350.10 = 196,631.17 : x
  2. Step 2: Convert to fraction form
    349,628.07/482,350.10 = 196,631.17/x
  3. Step 3: Cross multiply
    349,628.07x = 482,350.10 × 196,631.17
  4. Step 4: Simplify right side
    349,628.07x = 94,845,063,529.46
  5. Step 5: Solve for x
    x = 94,845,063,529.46/349,628.07
  6. Step 6: Final answer
    x = 271,274.17

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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.