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Finding the Fourth Proportional to 333,612.84, 499,940.09 and 189,633.07

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Solution

The fourth proportional to 333,612.84, 499,940.09 and 189,633.07 is: 284,177.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,612.84 : 499,940.09 = 189,633.07 : x
  2. Step 2: Convert to fraction form
    333,612.84/499,940.09 = 189,633.07/x
  3. Step 3: Cross multiply
    333,612.84x = 499,940.09 × 189,633.07
  4. Step 4: Simplify right side
    333,612.84x = 94,805,170,634.91
  5. Step 5: Solve for x
    x = 94,805,170,634.91/333,612.84
  6. Step 6: Final answer
    x = 284,177.22

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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.