Home / 987,972.96-1,482,295.89-532,608.20

Finding the Fourth Proportional to 987,972.96, 1,482,295.89 and 532,608.20

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Solution

The fourth proportional to 987,972.96, 1,482,295.89 and 532,608.20 is: 799,093.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,972.96 : 1,482,295.89 = 532,608.20 : x
  2. Step 2: Convert to fraction form
    987,972.96/1,482,295.89 = 532,608.20/x
  3. Step 3: Cross multiply
    987,972.96x = 1,482,295.89 × 532,608.20
  4. Step 4: Simplify right side
    987,972.96x = 789,482,945,984.71
  5. Step 5: Solve for x
    x = 789,482,945,984.71/987,972.96
  6. Step 6: Final answer
    x = 799,093.67

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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.