Home / 863,908.47-1,192,226.45-482,009.67

Finding the Fourth Proportional to 863,908.47, 1,192,226.45 and 482,009.67

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Solution

The fourth proportional to 863,908.47, 1,192,226.45 and 482,009.67 is: 665,191.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,908.47 : 1,192,226.45 = 482,009.67 : x
  2. Step 2: Convert to fraction form
    863,908.47/1,192,226.45 = 482,009.67/x
  3. Step 3: Cross multiply
    863,908.47x = 1,192,226.45 × 482,009.67
  4. Step 4: Simplify right side
    863,908.47x = 574,664,675,319.72
  5. Step 5: Solve for x
    x = 574,664,675,319.72/863,908.47
  6. Step 6: Final answer
    x = 665,191.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.