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Finding the Fourth Proportional to 336,989.25, 465,045.57 and 186,086.25

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Solution

The fourth proportional to 336,989.25, 465,045.57 and 186,086.25 is: 256,799.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,989.25 : 465,045.57 = 186,086.25 : x
  2. Step 2: Convert to fraction form
    336,989.25/465,045.57 = 186,086.25/x
  3. Step 3: Cross multiply
    336,989.25x = 465,045.57 × 186,086.25
  4. Step 4: Simplify right side
    336,989.25x = 86,538,586,200.41
  5. Step 5: Solve for x
    x = 86,538,586,200.41/336,989.25
  6. Step 6: Final answer
    x = 256,799.25

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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.