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Finding the Fourth Proportional to 371,293.29, 512,371.03 and 201,523.77

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Solution

The fourth proportional to 371,293.29, 512,371.03 and 201,523.77 is: 278,095.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,293.29 : 512,371.03 = 201,523.77 : x
  2. Step 2: Convert to fraction form
    371,293.29/512,371.03 = 201,523.77/x
  3. Step 3: Cross multiply
    371,293.29x = 512,371.03 × 201,523.77
  4. Step 4: Simplify right side
    371,293.29x = 103,254,941,604.38
  5. Step 5: Solve for x
    x = 103,254,941,604.38/371,293.29
  6. Step 6: Final answer
    x = 278,095.36

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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.