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Finding the Fourth Proportional to 404,559.37, 558,273.01 and 232,356.20

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Solution

The fourth proportional to 404,559.37, 558,273.01 and 232,356.20 is: 320,640.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,559.37 : 558,273.01 = 232,356.20 : x
  2. Step 2: Convert to fraction form
    404,559.37/558,273.01 = 232,356.20/x
  3. Step 3: Cross multiply
    404,559.37x = 558,273.01 × 232,356.20
  4. Step 4: Simplify right side
    404,559.37x = 129,718,194,004.38
  5. Step 5: Solve for x
    x = 129,718,194,004.38/404,559.37
  6. Step 6: Final answer
    x = 320,640.69

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1.5x scale

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.