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Finding the Fourth Proportional to 400,458.52, 552,392.62 and 264,492.73

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Solution

The fourth proportional to 400,458.52, 552,392.62 and 264,492.73 is: 364,841.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,458.52 : 552,392.62 = 264,492.73 : x
  2. Step 2: Convert to fraction form
    400,458.52/552,392.62 = 264,492.73/x
  3. Step 3: Cross multiply
    400,458.52x = 552,392.62 × 264,492.73
  4. Step 4: Simplify right side
    400,458.52x = 146,103,832,095.65
  5. Step 5: Solve for x
    x = 146,103,832,095.65/400,458.52
  6. Step 6: Final answer
    x = 364,841.36

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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.