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Finding the Fourth Proportional to 270,246, 373,026.96 and 169,644

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Solution

The fourth proportional to 270,246, 373,026.96 and 169,644 is: 234,163.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,246 : 373,026.96 = 169,644 : x
  2. Step 2: Convert to fraction form
    270,246/373,026.96 = 169,644/x
  3. Step 3: Cross multiply
    270,246x = 373,026.96 × 169,644
  4. Step 4: Simplify right side
    270,246x = 63,281,785,602.24
  5. Step 5: Solve for x
    x = 63,281,785,602.24/270,246
  6. Step 6: Final answer
    x = 234,163.63

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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.