Home / 827,874.93-1,240,773.57-354,003.06

Finding the Fourth Proportional to 827,874.93, 1,240,773.57 and 354,003.06

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Solution

The fourth proportional to 827,874.93, 1,240,773.57 and 354,003.06 is: 530,560.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,874.93 : 1,240,773.57 = 354,003.06 : x
  2. Step 2: Convert to fraction form
    827,874.93/1,240,773.57 = 354,003.06/x
  3. Step 3: Cross multiply
    827,874.93x = 1,240,773.57 × 354,003.06
  4. Step 4: Simplify right side
    827,874.93x = 439,237,645,200.03
  5. Step 5: Solve for x
    x = 439,237,645,200.03/827,874.93
  6. Step 6: Final answer
    x = 530,560.39

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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.