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Finding the Fourth Proportional to 635,952.71, 877,663.55 and 364,105.87

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Solution

The fourth proportional to 635,952.71, 877,663.55 and 364,105.87 is: 502,494.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,952.71 : 877,663.55 = 364,105.87 : x
  2. Step 2: Convert to fraction form
    635,952.71/877,663.55 = 364,105.87/x
  3. Step 3: Cross multiply
    635,952.71x = 877,663.55 × 364,105.87
  4. Step 4: Simplify right side
    635,952.71x = 319,562,449,156.14
  5. Step 5: Solve for x
    x = 319,562,449,156.14/635,952.71
  6. Step 6: Final answer
    x = 502,494.04

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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.