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Finding the Fourth Proportional to 301,442.62, 452,266.90 and 188,987.08

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Solution

The fourth proportional to 301,442.62, 452,266.90 and 188,987.08 is: 283,545.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,442.62 : 452,266.90 = 188,987.08 : x
  2. Step 2: Convert to fraction form
    301,442.62/452,266.90 = 188,987.08/x
  3. Step 3: Cross multiply
    301,442.62x = 452,266.90 × 188,987.08
  4. Step 4: Simplify right side
    301,442.62x = 85,472,600,811.65
  5. Step 5: Solve for x
    x = 85,472,600,811.65/301,442.62
  6. Step 6: Final answer
    x = 283,545.18

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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.