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Finding the Fourth Proportional to 500,663.73, 751,041.77 and 163,706.11

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Solution

The fourth proportional to 500,663.73, 751,041.77 and 163,706.11 is: 245,574.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,663.73 : 751,041.77 = 163,706.11 : x
  2. Step 2: Convert to fraction form
    500,663.73/751,041.77 = 163,706.11/x
  3. Step 3: Cross multiply
    500,663.73x = 751,041.77 × 163,706.11
  4. Step 4: Simplify right side
    500,663.73x = 122,950,129,063.54
  5. Step 5: Solve for x
    x = 122,950,129,063.54/500,663.73
  6. Step 6: Final answer
    x = 245,574.27

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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.