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Finding the Fourth Proportional to 192,424.41, 288,663.75 and 59,315.49

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Solution

The fourth proportional to 192,424.41, 288,663.75 and 59,315.49 is: 88,981.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,424.41 : 288,663.75 = 59,315.49 : x
  2. Step 2: Convert to fraction form
    192,424.41/288,663.75 = 59,315.49/x
  3. Step 3: Cross multiply
    192,424.41x = 288,663.75 × 59,315.49
  4. Step 4: Simplify right side
    192,424.41x = 17,122,231,776.49
  5. Step 5: Solve for x
    x = 17,122,231,776.49/192,424.41
  6. Step 6: Final answer
    x = 88,981.60

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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.