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Finding the Fourth Proportional to 188,628, 282,881.89 and 62,244.69

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Solution

The fourth proportional to 188,628, 282,881.89 and 62,244.69 is: 93,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,628 : 282,881.89 = 62,244.69 : x
  2. Step 2: Convert to fraction form
    188,628/282,881.89 = 62,244.69/x
  3. Step 3: Cross multiply
    188,628x = 282,881.89 × 62,244.69
  4. Step 4: Simplify right side
    188,628x = 17,607,895,549.66
  5. Step 5: Solve for x
    x = 17,607,895,549.66/188,628
  6. Step 6: Final answer
    x = 93,347.20

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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.