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Finding the Fourth Proportional to 344,476.54, 475,320.18 and 191,510.47

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Solution

The fourth proportional to 344,476.54, 475,320.18 and 191,510.47 is: 264,252.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,476.54 : 475,320.18 = 191,510.47 : x
  2. Step 2: Convert to fraction form
    344,476.54/475,320.18 = 191,510.47/x
  3. Step 3: Cross multiply
    344,476.54x = 475,320.18 × 191,510.47
  4. Step 4: Simplify right side
    344,476.54x = 91,028,791,072.28
  5. Step 5: Solve for x
    x = 91,028,791,072.28/344,476.54
  6. Step 6: Final answer
    x = 264,252.51

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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.