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Finding the Fourth Proportional to 313,504.14, 432,662.39 and 177,562.27

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Solution

The fourth proportional to 313,504.14, 432,662.39 and 177,562.27 is: 245,051.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,504.14 : 432,662.39 = 177,562.27 : x
  2. Step 2: Convert to fraction form
    313,504.14/432,662.39 = 177,562.27/x
  3. Step 3: Cross multiply
    313,504.14x = 432,662.39 × 177,562.27
  4. Step 4: Simplify right side
    313,504.14x = 76,824,516,430.90
  5. Step 5: Solve for x
    x = 76,824,516,430.90/313,504.14
  6. Step 6: Final answer
    x = 245,051.04

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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.