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Finding the Fourth Proportional to 313,567.00, 432,727.11 and 177,597.56

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Solution

The fourth proportional to 313,567.00, 432,727.11 and 177,597.56 is: 245,087.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,567.00 : 432,727.11 = 177,597.56 : x
  2. Step 2: Convert to fraction form
    313,567.00/432,727.11 = 177,597.56/x
  3. Step 3: Cross multiply
    313,567.00x = 432,727.11 × 177,597.56
  4. Step 4: Simplify right side
    313,567.00x = 76,851,279,963.67
  5. Step 5: Solve for x
    x = 76,851,279,963.67/313,567.00
  6. Step 6: Final answer
    x = 245,087.27

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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.