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Finding the Fourth Proportional to 342,700.88, 472,927.14 and 191,797.88

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Solution

The fourth proportional to 342,700.88, 472,927.14 and 191,797.88 is: 264,681.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,700.88 : 472,927.14 = 191,797.88 : x
  2. Step 2: Convert to fraction form
    342,700.88/472,927.14 = 191,797.88/x
  3. Step 3: Cross multiply
    342,700.88x = 472,927.14 × 191,797.88
  4. Step 4: Simplify right side
    342,700.88x = 90,706,422,846.46
  5. Step 5: Solve for x
    x = 90,706,422,846.46/342,700.88
  6. Step 6: Final answer
    x = 264,681.03

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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.