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Finding the Fourth Proportional to 200,696.01, 276,955.65 and 113,473.59

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Solution

The fourth proportional to 200,696.01, 276,955.65 and 113,473.59 is: 156,590.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,696.01 : 276,955.65 = 113,473.59 : x
  2. Step 2: Convert to fraction form
    200,696.01/276,955.65 = 113,473.59/x
  3. Step 3: Cross multiply
    200,696.01x = 276,955.65 × 113,473.59
  4. Step 4: Simplify right side
    200,696.01x = 31,427,151,876.28
  5. Step 5: Solve for x
    x = 31,427,151,876.28/200,696.01
  6. Step 6: Final answer
    x = 156,590.82

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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.