Home / 500,264.00-690,364.52-270,821.27

Finding the Fourth Proportional to 500,264.00, 690,364.52 and 270,821.27

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Solution

The fourth proportional to 500,264.00, 690,364.52 and 270,821.27 is: 373,733.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,264.00 : 690,364.52 = 270,821.27 : x
  2. Step 2: Convert to fraction form
    500,264.00/690,364.52 = 270,821.27/x
  3. Step 3: Cross multiply
    500,264.00x = 690,364.52 × 270,821.27
  4. Step 4: Simplify right side
    500,264.00x = 186,965,397,456.73
  5. Step 5: Solve for x
    x = 186,965,397,456.73/500,264.00
  6. Step 6: Final answer
    x = 373,733.46

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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.