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Finding the Fourth Proportional to 292,752.28, 404,005.98 and 177,991.48

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Solution

The fourth proportional to 292,752.28, 404,005.98 and 177,991.48 is: 245,633.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,752.28 : 404,005.98 = 177,991.48 : x
  2. Step 2: Convert to fraction form
    292,752.28/404,005.98 = 177,991.48/x
  3. Step 3: Cross multiply
    292,752.28x = 404,005.98 × 177,991.48
  4. Step 4: Simplify right side
    292,752.28x = 71,909,622,309.05
  5. Step 5: Solve for x
    x = 71,909,622,309.05/292,752.28
  6. Step 6: Final answer
    x = 245,633.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.