Home / 828,892.63-1,243,338.94-267,927.13

Finding the Fourth Proportional to 828,892.63, 1,243,338.94 and 267,927.13

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Solution

The fourth proportional to 828,892.63, 1,243,338.94 and 267,927.13 is: 401,890.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,892.63 : 1,243,338.94 = 267,927.13 : x
  2. Step 2: Convert to fraction form
    828,892.63/1,243,338.94 = 267,927.13/x
  3. Step 3: Cross multiply
    828,892.63x = 1,243,338.94 × 267,927.13
  4. Step 4: Simplify right side
    828,892.63x = 333,124,227,594.75
  5. Step 5: Solve for x
    x = 333,124,227,594.75/828,892.63
  6. Step 6: Final answer
    x = 401,890.69

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Double scale
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Similar ratio
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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.