Home / 441,528.38-662,043.26-153,204.78

Finding the Fourth Proportional to 441,528.38, 662,043.26 and 153,204.78

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Solution

The fourth proportional to 441,528.38, 662,043.26 and 153,204.78 is: 229,720.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,528.38 : 662,043.26 = 153,204.78 : x
  2. Step 2: Convert to fraction form
    441,528.38/662,043.26 = 153,204.78/x
  3. Step 3: Cross multiply
    441,528.38x = 662,043.26 × 153,204.78
  4. Step 4: Simplify right side
    441,528.38x = 101,428,192,381.80
  5. Step 5: Solve for x
    x = 101,428,192,381.80/441,528.38
  6. Step 6: Final answer
    x = 229,720.67

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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.