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Finding the Fourth Proportional to 602,202.25, 903,653.30 and 269,778.25

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Solution

The fourth proportional to 602,202.25, 903,653.30 and 269,778.25 is: 404,824.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,202.25 : 903,653.30 = 269,778.25 : x
  2. Step 2: Convert to fraction form
    602,202.25/903,653.30 = 269,778.25/x
  3. Step 3: Cross multiply
    602,202.25x = 903,653.30 × 269,778.25
  4. Step 4: Simplify right side
    602,202.25x = 243,786,005,880.73
  5. Step 5: Solve for x
    x = 243,786,005,880.73/602,202.25
  6. Step 6: Final answer
    x = 404,824.14

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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.