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Finding the Fourth Proportional to 577,206.72, 865,824.86 and 273,529.62

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Solution

The fourth proportional to 577,206.72, 865,824.86 and 273,529.62 is: 410,301.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,206.72 : 865,824.86 = 273,529.62 : x
  2. Step 2: Convert to fraction form
    577,206.72/865,824.86 = 273,529.62/x
  3. Step 3: Cross multiply
    577,206.72x = 865,824.86 × 273,529.62
  4. Step 4: Simplify right side
    577,206.72x = 236,828,745,626.18
  5. Step 5: Solve for x
    x = 236,828,745,626.18/577,206.72
  6. Step 6: Final answer
    x = 410,301.44

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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.