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Finding the Fourth Proportional to 636,183, 877,934.37 and 364,255.08

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Solution

The fourth proportional to 636,183, 877,934.37 and 364,255.08 is: 502,673.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,183 : 877,934.37 = 364,255.08 : x
  2. Step 2: Convert to fraction form
    636,183/877,934.37 = 364,255.08/x
  3. Step 3: Cross multiply
    636,183x = 877,934.37 × 364,255.08
  4. Step 4: Simplify right side
    636,183x = 319,792,054,179.10
  5. Step 5: Solve for x
    x = 319,792,054,179.10/636,183
  6. Step 6: Final answer
    x = 502,673.06

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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.