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Finding the Fourth Proportional to 574,851.88, 862,411.40 and 195,775.90

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Solution

The fourth proportional to 574,851.88, 862,411.40 and 195,775.90 is: 293,709.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    574,851.88 : 862,411.40 = 195,775.90 : x
  2. Step 2: Convert to fraction form
    574,851.88/862,411.40 = 195,775.90/x
  3. Step 3: Cross multiply
    574,851.88x = 862,411.40 × 195,775.90
  4. Step 4: Simplify right side
    574,851.88x = 168,839,368,005.26
  5. Step 5: Solve for x
    x = 168,839,368,005.26/574,851.88
  6. Step 6: Final answer
    x = 293,709.34

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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.