Home / 827,110.60-1,241,832.30-512,182.60

Finding the Fourth Proportional to 827,110.60, 1,241,832.30 and 512,182.60

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Solution

The fourth proportional to 827,110.60, 1,241,832.30 and 512,182.60 is: 768,996.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,110.60 : 1,241,832.30 = 512,182.60 : x
  2. Step 2: Convert to fraction form
    827,110.60/1,241,832.30 = 512,182.60/x
  3. Step 3: Cross multiply
    827,110.60x = 1,241,832.30 × 512,182.60
  4. Step 4: Simplify right side
    827,110.60x = 636,044,896,177.98
  5. Step 5: Solve for x
    x = 636,044,896,177.98/827,110.60
  6. Step 6: Final answer
    x = 768,996.19

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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.