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Finding the Fourth Proportional to 245,396.88, 368,095.04 and 79,184.88

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Solution

The fourth proportional to 245,396.88, 368,095.04 and 79,184.88 is: 118,777.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,396.88 : 368,095.04 = 79,184.88 : x
  2. Step 2: Convert to fraction form
    245,396.88/368,095.04 = 79,184.88/x
  3. Step 3: Cross multiply
    245,396.88x = 368,095.04 × 79,184.88
  4. Step 4: Simplify right side
    245,396.88x = 29,147,561,571.00
  5. Step 5: Solve for x
    x = 29,147,561,571.00/245,396.88
  6. Step 6: Final answer
    x = 118,777.23

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1.5x scale

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.