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Finding the Fourth Proportional to 558,853, 838,358.34 and 179,646.64

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Solution

The fourth proportional to 558,853, 838,358.34 and 179,646.64 is: 269,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,853 : 838,358.34 = 179,646.64 : x
  2. Step 2: Convert to fraction form
    558,853/838,358.34 = 179,646.64/x
  3. Step 3: Cross multiply
    558,853x = 838,358.34 × 179,646.64
  4. Step 4: Simplify right side
    558,853x = 150,608,258,896.98
  5. Step 5: Solve for x
    x = 150,608,258,896.98/558,853
  6. Step 6: Final answer
    x = 269,495.30

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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.