Home / 828,656.87-1,142,896.82-567,167.15

Finding the Fourth Proportional to 828,656.87, 1,142,896.82 and 567,167.15

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Solution

The fourth proportional to 828,656.87, 1,142,896.82 and 567,167.15 is: 782,246.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,656.87 : 1,142,896.82 = 567,167.15 : x
  2. Step 2: Convert to fraction form
    828,656.87/1,142,896.82 = 567,167.15/x
  3. Step 3: Cross multiply
    828,656.87x = 1,142,896.82 × 567,167.15
  4. Step 4: Simplify right side
    828,656.87x = 648,213,523,593.14
  5. Step 5: Solve for x
    x = 648,213,523,593.14/828,656.87
  6. Step 6: Final answer
    x = 782,246.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.