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Finding the Fourth Proportional to 199,541.01, 299,311.56 and 133,110.93

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Solution

The fourth proportional to 199,541.01, 299,311.56 and 133,110.93 is: 199,666.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,541.01 : 299,311.56 = 133,110.93 : x
  2. Step 2: Convert to fraction form
    199,541.01/299,311.56 = 133,110.93/x
  3. Step 3: Cross multiply
    199,541.01x = 299,311.56 × 133,110.93
  4. Step 4: Simplify right side
    199,541.01x = 39,841,640,111.35
  5. Step 5: Solve for x
    x = 39,841,640,111.35/199,541.01
  6. Step 6: Final answer
    x = 199,666.43

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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.