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Finding the Fourth Proportional to 364,532.94, 546,799.41 and 115,195.50

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Solution

The fourth proportional to 364,532.94, 546,799.41 and 115,195.50 is: 172,793.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,532.94 : 546,799.41 = 115,195.50 : x
  2. Step 2: Convert to fraction form
    364,532.94/546,799.41 = 115,195.50/x
  3. Step 3: Cross multiply
    364,532.94x = 546,799.41 × 115,195.50
  4. Step 4: Simplify right side
    364,532.94x = 62,988,831,434.66
  5. Step 5: Solve for x
    x = 62,988,831,434.66/364,532.94
  6. Step 6: Final answer
    x = 172,793.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.