Home / 537,380.64-805,890.24-270,971.04

Finding the Fourth Proportional to 537,380.64, 805,890.24 and 270,971.04

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Solution

The fourth proportional to 537,380.64, 805,890.24 and 270,971.04 is: 406,365.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,380.64 : 805,890.24 = 270,971.04 : x
  2. Step 2: Convert to fraction form
    537,380.64/805,890.24 = 270,971.04/x
  3. Step 3: Cross multiply
    537,380.64x = 805,890.24 × 270,971.04
  4. Step 4: Simplify right side
    537,380.64x = 218,372,916,458.65
  5. Step 5: Solve for x
    x = 218,372,916,458.65/537,380.64
  6. Step 6: Final answer
    x = 406,365.43

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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.