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Finding the Fourth Proportional to 266,202.05, 367,391.05 and 151,508.59

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Solution

The fourth proportional to 266,202.05, 367,391.05 and 151,508.59 is: 209,100.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,202.05 : 367,391.05 = 151,508.59 : x
  2. Step 2: Convert to fraction form
    266,202.05/367,391.05 = 151,508.59/x
  3. Step 3: Cross multiply
    266,202.05x = 367,391.05 × 151,508.59
  4. Step 4: Simplify right side
    266,202.05x = 55,662,898,666.87
  5. Step 5: Solve for x
    x = 55,662,898,666.87/266,202.05
  6. Step 6: Final answer
    x = 209,100.19

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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.