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Finding the Fourth Proportional to 543,595.76, 814,778.42 and 276,792.68

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Solution

The fourth proportional to 543,595.76, 814,778.42 and 276,792.68 is: 414,875.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,595.76 : 814,778.42 = 276,792.68 : x
  2. Step 2: Convert to fraction form
    543,595.76/814,778.42 = 276,792.68/x
  3. Step 3: Cross multiply
    543,595.76x = 814,778.42 × 276,792.68
  4. Step 4: Simplify right side
    543,595.76x = 225,524,702,477.97
  5. Step 5: Solve for x
    x = 225,524,702,477.97/543,595.76
  6. Step 6: Final answer
    x = 414,875.76

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1.5x scale

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.