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Finding the Fourth Proportional to 565,581.12, 848,371.68 and 265,841.76

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Solution

The fourth proportional to 565,581.12, 848,371.68 and 265,841.76 is: 398,762.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,581.12 : 848,371.68 = 265,841.76 : x
  2. Step 2: Convert to fraction form
    565,581.12/848,371.68 = 265,841.76/x
  3. Step 3: Cross multiply
    565,581.12x = 848,371.68 × 265,841.76
  4. Step 4: Simplify right side
    565,581.12x = 225,532,620,545.36
  5. Step 5: Solve for x
    x = 225,532,620,545.36/565,581.12
  6. Step 6: Final answer
    x = 398,762.64

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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.