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Finding the Fourth Proportional to 333,237.87, 499,877.57 and 133,532.31

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Solution

The fourth proportional to 333,237.87, 499,877.57 and 133,532.31 is: 200,306.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,237.87 : 499,877.57 = 133,532.31 : x
  2. Step 2: Convert to fraction form
    333,237.87/499,877.57 = 133,532.31/x
  3. Step 3: Cross multiply
    333,237.87x = 499,877.57 × 133,532.31
  4. Step 4: Simplify right side
    333,237.87x = 66,749,806,639.29
  5. Step 5: Solve for x
    x = 66,749,806,639.29/333,237.87
  6. Step 6: Final answer
    x = 200,306.79

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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.