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Finding the Fourth Proportional to 369,262.10, 553,893.15 and 366,929.30

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Solution

The fourth proportional to 369,262.10, 553,893.15 and 366,929.30 is: 550,393.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,262.10 : 553,893.15 = 366,929.30 : x
  2. Step 2: Convert to fraction form
    369,262.10/553,893.15 = 366,929.30/x
  3. Step 3: Cross multiply
    369,262.10x = 553,893.15 × 366,929.30
  4. Step 4: Simplify right side
    369,262.10x = 203,239,625,804.30
  5. Step 5: Solve for x
    x = 203,239,625,804.30/369,262.10
  6. Step 6: Final answer
    x = 550,393.95

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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.