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Finding the Fourth Proportional to 371,082.17, 512,093.58 and 201,316.25

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Solution

The fourth proportional to 371,082.17, 512,093.58 and 201,316.25 is: 277,816.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,082.17 : 512,093.58 = 201,316.25 : x
  2. Step 2: Convert to fraction form
    371,082.17/512,093.58 = 201,316.25/x
  3. Step 3: Cross multiply
    371,082.17x = 512,093.58 × 201,316.25
  4. Step 4: Simplify right side
    371,082.17x = 103,092,759,174.68
  5. Step 5: Solve for x
    x = 103,092,759,174.68/371,082.17
  6. Step 6: Final answer
    x = 277,816.53

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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.