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Finding the Fourth Proportional to 313,334.33, 432,456.59 and 177,376.01

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Solution

The fourth proportional to 313,334.33, 432,456.59 and 177,376.01 is: 244,810.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,334.33 : 432,456.59 = 177,376.01 : x
  2. Step 2: Convert to fraction form
    313,334.33/432,456.59 = 177,376.01/x
  3. Step 3: Cross multiply
    313,334.33x = 432,456.59 × 177,376.01
  4. Step 4: Simplify right side
    313,334.33x = 76,707,422,713.56
  5. Step 5: Solve for x
    x = 76,707,422,713.56/313,334.33
  6. Step 6: Final answer
    x = 244,810.15

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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.