Home / 351,027.80-526,541.70-314,286.20

Finding the Fourth Proportional to 351,027.80, 526,541.70 and 314,286.20

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Solution

The fourth proportional to 351,027.80, 526,541.70 and 314,286.20 is: 471,429.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,027.80 : 526,541.70 = 314,286.20 : x
  2. Step 2: Convert to fraction form
    351,027.80/526,541.70 = 314,286.20/x
  3. Step 3: Cross multiply
    351,027.80x = 526,541.70 × 314,286.20
  4. Step 4: Simplify right side
    351,027.80x = 165,484,790,034.54
  5. Step 5: Solve for x
    x = 165,484,790,034.54/351,027.80
  6. Step 6: Final answer
    x = 471,429.30

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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.