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Finding the Fourth Proportional to 922,530, 1,272,430.92 and 599,637.84

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Solution

The fourth proportional to 922,530, 1,272,430.92 and 599,637.84 is: 827,070.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,530 : 1,272,430.92 = 599,637.84 : x
  2. Step 2: Convert to fraction form
    922,530/1,272,430.92 = 599,637.84/x
  3. Step 3: Cross multiply
    922,530x = 1,272,430.92 × 599,637.84
  4. Step 4: Simplify right side
    922,530x = 762,997,728,418.01
  5. Step 5: Solve for x
    x = 762,997,728,418.01/922,530
  6. Step 6: Final answer
    x = 827,070.91

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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.