Home / 537,805.82-742,143.83-296,041.17

Finding the Fourth Proportional to 537,805.82, 742,143.83 and 296,041.17

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Solution

The fourth proportional to 537,805.82, 742,143.83 and 296,041.17 is: 408,521.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,805.82 : 742,143.83 = 296,041.17 : x
  2. Step 2: Convert to fraction form
    537,805.82/742,143.83 = 296,041.17/x
  3. Step 3: Cross multiply
    537,805.82x = 742,143.83 × 296,041.17
  4. Step 4: Simplify right side
    537,805.82x = 219,705,127,741.48
  5. Step 5: Solve for x
    x = 219,705,127,741.48/537,805.82
  6. Step 6: Final answer
    x = 408,521.29

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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.