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Finding the Fourth Proportional to 333,372.86, 499,616.42 and 191,286.20

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Solution

The fourth proportional to 333,372.86, 499,616.42 and 191,286.20 is: 286,675.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,372.86 : 499,616.42 = 191,286.20 : x
  2. Step 2: Convert to fraction form
    333,372.86/499,616.42 = 191,286.20/x
  3. Step 3: Cross multiply
    333,372.86x = 499,616.42 × 191,286.20
  4. Step 4: Simplify right side
    333,372.86x = 95,569,725,482.97
  5. Step 5: Solve for x
    x = 95,569,725,482.97/333,372.86
  6. Step 6: Final answer
    x = 286,675.19

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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.