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Finding the Fourth Proportional to 323,329.61, 446,194.98 and 187,442.33

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Solution

The fourth proportional to 323,329.61, 446,194.98 and 187,442.33 is: 258,670.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,329.61 : 446,194.98 = 187,442.33 : x
  2. Step 2: Convert to fraction form
    323,329.61/446,194.98 = 187,442.33/x
  3. Step 3: Cross multiply
    323,329.61x = 446,194.98 × 187,442.33
  4. Step 4: Simplify right side
    323,329.61x = 83,635,824,454.53
  5. Step 5: Solve for x
    x = 83,635,824,454.53/323,329.61
  6. Step 6: Final answer
    x = 258,670.48

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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.