Home / 828,108.14-1,242,424.64-295,617.38

Finding the Fourth Proportional to 828,108.14, 1,242,424.64 and 295,617.38

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Solution

The fourth proportional to 828,108.14, 1,242,424.64 and 295,617.38 is: 443,519.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,108.14 : 1,242,424.64 = 295,617.38 : x
  2. Step 2: Convert to fraction form
    828,108.14/1,242,424.64 = 295,617.38/x
  3. Step 3: Cross multiply
    828,108.14x = 1,242,424.64 × 295,617.38
  4. Step 4: Simplify right side
    828,108.14x = 367,282,311,451.16
  5. Step 5: Solve for x
    x = 367,282,311,451.16/828,108.14
  6. Step 6: Final answer
    x = 443,519.75

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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.