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Finding the Fourth Proportional to 292,751.06, 403,950.54 and 170,270.54

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Solution

The fourth proportional to 292,751.06, 403,950.54 and 170,270.54 is: 234,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,751.06 : 403,950.54 = 170,270.54 : x
  2. Step 2: Convert to fraction form
    292,751.06/403,950.54 = 170,270.54/x
  3. Step 3: Cross multiply
    292,751.06x = 403,950.54 × 170,270.54
  4. Step 4: Simplify right side
    292,751.06x = 68,780,876,579.09
  5. Step 5: Solve for x
    x = 68,780,876,579.09/292,751.06
  6. Step 6: Final answer
    x = 234,946.64

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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.