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Finding the Fourth Proportional to 622,635.51, 933,953.97 and 173,357.37

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Solution

The fourth proportional to 622,635.51, 933,953.97 and 173,357.37 is: 260,036.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,635.51 : 933,953.97 = 173,357.37 : x
  2. Step 2: Convert to fraction form
    622,635.51/933,953.97 = 173,357.37/x
  3. Step 3: Cross multiply
    622,635.51x = 933,953.97 × 173,357.37
  4. Step 4: Simplify right side
    622,635.51x = 161,907,803,940.26
  5. Step 5: Solve for x
    x = 161,907,803,940.26/622,635.51
  6. Step 6: Final answer
    x = 260,036.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.