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Finding the Fourth Proportional to 266,266.92, 367,495.83 and 157,366.83

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Solution

The fourth proportional to 266,266.92, 367,495.83 and 157,366.83 is: 217,194.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,266.92 : 367,495.83 = 157,366.83 : x
  2. Step 2: Convert to fraction form
    266,266.92/367,495.83 = 157,366.83/x
  3. Step 3: Cross multiply
    266,266.92x = 367,495.83 × 157,366.83
  4. Step 4: Simplify right side
    266,266.92x = 57,831,653,805.32
  5. Step 5: Solve for x
    x = 57,831,653,805.32/266,266.92
  6. Step 6: Final answer
    x = 217,194.29

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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.