Home / 836,111.53-1,254,229.87-237,120.94

Finding the Fourth Proportional to 836,111.53, 1,254,229.87 and 237,120.94

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Solution

The fourth proportional to 836,111.53, 1,254,229.87 and 237,120.94 is: 355,699.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,111.53 : 1,254,229.87 = 237,120.94 : x
  2. Step 2: Convert to fraction form
    836,111.53/1,254,229.87 = 237,120.94/x
  3. Step 3: Cross multiply
    836,111.53x = 1,254,229.87 × 237,120.94
  4. Step 4: Simplify right side
    836,111.53x = 297,404,160,115.02
  5. Step 5: Solve for x
    x = 297,404,160,115.02/836,111.53
  6. Step 6: Final answer
    x = 355,699.15

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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.