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Finding the Fourth Proportional to 223,886.30, 336,013.05 and 222,136.70

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Solution

The fourth proportional to 223,886.30, 336,013.05 and 222,136.70 is: 333,387.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,886.30 : 336,013.05 = 222,136.70 : x
  2. Step 2: Convert to fraction form
    223,886.30/336,013.05 = 222,136.70/x
  3. Step 3: Cross multiply
    223,886.30x = 336,013.05 × 222,136.70
  4. Step 4: Simplify right side
    223,886.30x = 74,640,830,083.94
  5. Step 5: Solve for x
    x = 74,640,830,083.94/223,886.30
  6. Step 6: Final answer
    x = 333,387.22

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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.