Home / 494,005.36-681,723.12-267,650.32

Finding the Fourth Proportional to 494,005.36, 681,723.12 and 267,650.32

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Solution

The fourth proportional to 494,005.36, 681,723.12 and 267,650.32 is: 369,355.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,005.36 : 681,723.12 = 267,650.32 : x
  2. Step 2: Convert to fraction form
    494,005.36/681,723.12 = 267,650.32/x
  3. Step 3: Cross multiply
    494,005.36x = 681,723.12 × 267,650.32
  4. Step 4: Simplify right side
    494,005.36x = 182,463,411,219.40
  5. Step 5: Solve for x
    x = 182,463,411,219.40/494,005.36
  6. Step 6: Final answer
    x = 369,355.12

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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.