Home / 562,568.20-776,342.82-307,917.16

Finding the Fourth Proportional to 562,568.20, 776,342.82 and 307,917.16

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Solution

The fourth proportional to 562,568.20, 776,342.82 and 307,917.16 is: 424,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    562,568.20 : 776,342.82 = 307,917.16 : x
  2. Step 2: Convert to fraction form
    562,568.20/776,342.82 = 307,917.16/x
  3. Step 3: Cross multiply
    562,568.20x = 776,342.82 × 307,917.16
  4. Step 4: Simplify right side
    562,568.20x = 239,049,276,320.79
  5. Step 5: Solve for x
    x = 239,049,276,320.79/562,568.20
  6. Step 6: Final answer
    x = 424,924.97

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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.