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Finding the Fourth Proportional to 356,862.62, 492,425.46 and 195,675.26

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Solution

The fourth proportional to 356,862.62, 492,425.46 and 195,675.26 is: 270,007.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,862.62 : 492,425.46 = 195,675.26 : x
  2. Step 2: Convert to fraction form
    356,862.62/492,425.46 = 195,675.26/x
  3. Step 3: Cross multiply
    356,862.62x = 492,425.46 × 195,675.26
  4. Step 4: Simplify right side
    356,862.62x = 96,355,479,916.12
  5. Step 5: Solve for x
    x = 96,355,479,916.12/356,862.62
  6. Step 6: Final answer
    x = 270,007.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.