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Finding the Fourth Proportional to 187,211.25, 280,816.88 and 62,552.25

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Solution

The fourth proportional to 187,211.25, 280,816.88 and 62,552.25 is: 93,828.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,211.25 : 280,816.88 = 62,552.25 : x
  2. Step 2: Convert to fraction form
    187,211.25/280,816.88 = 62,552.25/x
  3. Step 3: Cross multiply
    187,211.25x = 280,816.88 × 62,552.25
  4. Step 4: Simplify right side
    187,211.25x = 17,565,727,369.22
  5. Step 5: Solve for x
    x = 17,565,727,369.22/187,211.25
  6. Step 6: Final answer
    x = 93,828.38

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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.