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Finding the Fourth Proportional to 217,468.60, 325,814.10 and 184,031.80

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Solution

The fourth proportional to 217,468.60, 325,814.10 and 184,031.80 is: 275,718.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,468.60 : 325,814.10 = 184,031.80 : x
  2. Step 2: Convert to fraction form
    217,468.60/325,814.10 = 184,031.80/x
  3. Step 3: Cross multiply
    217,468.60x = 325,814.10 × 184,031.80
  4. Step 4: Simplify right side
    217,468.60x = 59,960,155,288.38
  5. Step 5: Solve for x
    x = 59,960,155,288.38/217,468.60
  6. Step 6: Final answer
    x = 275,718.68

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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.