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Finding the Fourth Proportional to 364,426.02, 546,449.49 and 164,650.86

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Solution

The fourth proportional to 364,426.02, 546,449.49 and 164,650.86 is: 246,890.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,426.02 : 546,449.49 = 164,650.86 : x
  2. Step 2: Convert to fraction form
    364,426.02/546,449.49 = 164,650.86/x
  3. Step 3: Cross multiply
    364,426.02x = 546,449.49 × 164,650.86
  4. Step 4: Simplify right side
    364,426.02x = 89,973,378,475.06
  5. Step 5: Solve for x
    x = 89,973,378,475.06/364,426.02
  6. Step 6: Final answer
    x = 246,890.65

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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.