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Finding the Fourth Proportional to 635,326, 876,749.88 and 367,054

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Solution

The fourth proportional to 635,326, 876,749.88 and 367,054 is: 506,534.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,326 : 876,749.88 = 367,054 : x
  2. Step 2: Convert to fraction form
    635,326/876,749.88 = 367,054/x
  3. Step 3: Cross multiply
    635,326x = 876,749.88 × 367,054
  4. Step 4: Simplify right side
    635,326x = 321,814,550,453.52
  5. Step 5: Solve for x
    x = 321,814,550,453.52/635,326
  6. Step 6: Final answer
    x = 506,534.52

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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.