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Finding the Fourth Proportional to 493,303.52, 680,759.45 and 266,949.02

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Solution

The fourth proportional to 493,303.52, 680,759.45 and 266,949.02 is: 368,389.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,303.52 : 680,759.45 = 266,949.02 : x
  2. Step 2: Convert to fraction form
    493,303.52/680,759.45 = 266,949.02/x
  3. Step 3: Cross multiply
    493,303.52x = 680,759.45 × 266,949.02
  4. Step 4: Simplify right side
    493,303.52x = 181,728,068,033.24
  5. Step 5: Solve for x
    x = 181,728,068,033.24/493,303.52
  6. Step 6: Final answer
    x = 368,389.97

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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.