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Finding the Fourth Proportional to 256,594.62, 354,086.22 and 141,866.58

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Solution

The fourth proportional to 256,594.62, 354,086.22 and 141,866.58 is: 195,767.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,594.62 : 354,086.22 = 141,866.58 : x
  2. Step 2: Convert to fraction form
    256,594.62/354,086.22 = 141,866.58/x
  3. Step 3: Cross multiply
    256,594.62x = 354,086.22 × 141,866.58
  4. Step 4: Simplify right side
    256,594.62x = 50,233,001,056.53
  5. Step 5: Solve for x
    x = 50,233,001,056.53/256,594.62
  6. Step 6: Final answer
    x = 195,767.94

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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.