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Finding the Fourth Proportional to 557,149.66, 836,056.47 and 202,191.34

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Solution

The fourth proportional to 557,149.66, 836,056.47 and 202,191.34 is: 303,407.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,149.66 : 836,056.47 = 202,191.34 : x
  2. Step 2: Convert to fraction form
    557,149.66/836,056.47 = 202,191.34/x
  3. Step 3: Cross multiply
    557,149.66x = 836,056.47 × 202,191.34
  4. Step 4: Simplify right side
    557,149.66x = 169,043,377,984.97
  5. Step 5: Solve for x
    x = 169,043,377,984.97/557,149.66
  6. Step 6: Final answer
    x = 303,407.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.