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Finding the Fourth Proportional to 223,241.22, 333,256.05 and 191,307.78

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Solution

The fourth proportional to 223,241.22, 333,256.05 and 191,307.78 is: 285,585.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,241.22 : 333,256.05 = 191,307.78 : x
  2. Step 2: Convert to fraction form
    223,241.22/333,256.05 = 191,307.78/x
  3. Step 3: Cross multiply
    223,241.22x = 333,256.05 × 191,307.78
  4. Step 4: Simplify right side
    223,241.22x = 63,754,475,097.07
  5. Step 5: Solve for x
    x = 63,754,475,097.07/223,241.22
  6. Step 6: Final answer
    x = 285,585.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.