Home / 996,479.80-1,494,938.40-322,446.40

Finding the Fourth Proportional to 996,479.80, 1,494,938.40 and 322,446.40

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Solution

The fourth proportional to 996,479.80, 1,494,938.40 and 322,446.40 is: 483,740.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,479.80 : 1,494,938.40 = 322,446.40 : x
  2. Step 2: Convert to fraction form
    996,479.80/1,494,938.40 = 322,446.40/x
  3. Step 3: Cross multiply
    996,479.80x = 1,494,938.40 × 322,446.40
  4. Step 4: Simplify right side
    996,479.80x = 482,037,505,301.76
  5. Step 5: Solve for x
    x = 482,037,505,301.76/996,479.80
  6. Step 6: Final answer
    x = 483,740.37

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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.