Home / 476,163.03-657,123.93-261,310.77

Finding the Fourth Proportional to 476,163.03, 657,123.93 and 261,310.77

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Solution

The fourth proportional to 476,163.03, 657,123.93 and 261,310.77 is: 360,619.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,163.03 : 657,123.93 = 261,310.77 : x
  2. Step 2: Convert to fraction form
    476,163.03/657,123.93 = 261,310.77/x
  3. Step 3: Cross multiply
    476,163.03x = 657,123.93 × 261,310.77
  4. Step 4: Simplify right side
    476,163.03x = 171,713,560,133.73
  5. Step 5: Solve for x
    x = 171,713,560,133.73/476,163.03
  6. Step 6: Final answer
    x = 360,619.26

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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.