Home / 827,196.40-1,238,170.20-827,196.40

Finding the Fourth Proportional to 827,196.40, 1,238,170.20 and 827,196.40

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Solution

The fourth proportional to 827,196.40, 1,238,170.20 and 827,196.40 is: 1,238,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    827,196.40 : 1,238,170.20 = 827,196.40 : x
  2. Step 2: Convert to fraction form
    827,196.40/1,238,170.20 = 827,196.40/x
  3. Step 3: Cross multiply
    827,196.40x = 1,238,170.20 × 827,196.40
  4. Step 4: Simplify right side
    827,196.40x = 1,024,209,932,027.28
  5. Step 5: Solve for x
    x = 1,024,209,932,027.28/827,196.40
  6. Step 6: Final answer
    x = 1,238,170.20

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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.