Home / 307,746.82-424,761.46-180,463.42

Finding the Fourth Proportional to 307,746.82, 424,761.46 and 180,463.42

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Solution

The fourth proportional to 307,746.82, 424,761.46 and 180,463.42 is: 249,081.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,746.82 : 424,761.46 = 180,463.42 : x
  2. Step 2: Convert to fraction form
    307,746.82/424,761.46 = 180,463.42/x
  3. Step 3: Cross multiply
    307,746.82x = 424,761.46 × 180,463.42
  4. Step 4: Simplify right side
    307,746.82x = 76,653,904,242.73
  5. Step 5: Solve for x
    x = 76,653,904,242.73/307,746.82
  6. Step 6: Final answer
    x = 249,081.06

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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.