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Finding the Fourth Proportional to 462,442.08, 637,981.20 and 366,564

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Solution

The fourth proportional to 462,442.08, 637,981.20 and 366,564 is: 505,708.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,442.08 : 637,981.20 = 366,564 : x
  2. Step 2: Convert to fraction form
    462,442.08/637,981.20 = 366,564/x
  3. Step 3: Cross multiply
    462,442.08x = 637,981.20 × 366,564
  4. Step 4: Simplify right side
    462,442.08x = 233,860,940,596.80
  5. Step 5: Solve for x
    x = 233,860,940,596.80/462,442.08
  6. Step 6: Final answer
    x = 505,708.61

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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.