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Finding the Fourth Proportional to 188,616.47, 282,959.67 and 62,265.51

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Solution

The fourth proportional to 188,616.47, 282,959.67 and 62,265.51 is: 93,409.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,616.47 : 282,959.67 = 62,265.51 : x
  2. Step 2: Convert to fraction form
    188,616.47/282,959.67 = 62,265.51/x
  3. Step 3: Cross multiply
    188,616.47x = 282,959.67 × 62,265.51
  4. Step 4: Simplify right side
    188,616.47x = 17,618,628,161.98
  5. Step 5: Solve for x
    x = 17,618,628,161.98/188,616.47
  6. Step 6: Final answer
    x = 93,409.81

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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.