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Finding the Fourth Proportional to 251,866.56, 346,984.71 and 175,253.90

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Solution

The fourth proportional to 251,866.56, 346,984.71 and 175,253.90 is: 241,439.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,866.56 : 346,984.71 = 175,253.90 : x
  2. Step 2: Convert to fraction form
    251,866.56/346,984.71 = 175,253.90/x
  3. Step 3: Cross multiply
    251,866.56x = 346,984.71 × 175,253.90
  4. Step 4: Simplify right side
    251,866.56x = 60,810,424,973.47
  5. Step 5: Solve for x
    x = 60,810,424,973.47/251,866.56
  6. Step 6: Final answer
    x = 241,439.06

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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.