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Finding the Fourth Proportional to 363,659.92, 501,814.92 and 202,508.80

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Solution

The fourth proportional to 363,659.92, 501,814.92 and 202,508.80 is: 279,442.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,659.92 : 501,814.92 = 202,508.80 : x
  2. Step 2: Convert to fraction form
    363,659.92/501,814.92 = 202,508.80/x
  3. Step 3: Cross multiply
    363,659.92x = 501,814.92 × 202,508.80
  4. Step 4: Simplify right side
    363,659.92x = 101,621,937,271.30
  5. Step 5: Solve for x
    x = 101,621,937,271.30/363,659.92
  6. Step 6: Final answer
    x = 279,442.23

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1.5x scale

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.