Home / 476,233.91-657,243.12-261,410.36

Finding the Fourth Proportional to 476,233.91, 657,243.12 and 261,410.36

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Solution

The fourth proportional to 476,233.91, 657,243.12 and 261,410.36 is: 360,768.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,233.91 : 657,243.12 = 261,410.36 : x
  2. Step 2: Convert to fraction form
    476,233.91/657,243.12 = 261,410.36/x
  3. Step 3: Cross multiply
    476,233.91x = 657,243.12 × 261,410.36
  4. Step 4: Simplify right side
    476,233.91x = 171,810,160,606.72
  5. Step 5: Solve for x
    x = 171,810,160,606.72/476,233.91
  6. Step 6: Final answer
    x = 360,768.43

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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.