Home / 351,011.40-526,517.10-201,712.20

Finding the Fourth Proportional to 351,011.40, 526,517.10 and 201,712.20

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Solution

The fourth proportional to 351,011.40, 526,517.10 and 201,712.20 is: 302,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,011.40 : 526,517.10 = 201,712.20 : x
  2. Step 2: Convert to fraction form
    351,011.40/526,517.10 = 201,712.20/x
  3. Step 3: Cross multiply
    351,011.40x = 526,517.10 × 201,712.20
  4. Step 4: Simplify right side
    351,011.40x = 106,204,922,578.62
  5. Step 5: Solve for x
    x = 106,204,922,578.62/351,011.40
  6. Step 6: Final answer
    x = 302,568.30

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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.