Home / 351,217.38-526,807.56-98,515.33

Finding the Fourth Proportional to 351,217.38, 526,807.56 and 98,515.33

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Solution

The fourth proportional to 351,217.38, 526,807.56 and 98,515.33 is: 147,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,217.38 : 526,807.56 = 98,515.33 : x
  2. Step 2: Convert to fraction form
    351,217.38/526,807.56 = 98,515.33/x
  3. Step 3: Cross multiply
    351,217.38x = 526,807.56 × 98,515.33
  4. Step 4: Simplify right side
    351,217.38x = 51,898,620,619.89
  5. Step 5: Solve for x
    x = 51,898,620,619.89/351,217.38
  6. Step 6: Final answer
    x = 147,767.80

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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.