Home / 694,620.71-1,042,167.08-374,802.94

Finding the Fourth Proportional to 694,620.71, 1,042,167.08 and 374,802.94

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Solution

The fourth proportional to 694,620.71, 1,042,167.08 and 374,802.94 is: 562,331.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,620.71 : 1,042,167.08 = 374,802.94 : x
  2. Step 2: Convert to fraction form
    694,620.71/1,042,167.08 = 374,802.94/x
  3. Step 3: Cross multiply
    694,620.71x = 1,042,167.08 × 374,802.94
  4. Step 4: Simplify right side
    694,620.71x = 390,607,285,555.22
  5. Step 5: Solve for x
    x = 390,607,285,555.22/694,620.71
  6. Step 6: Final answer
    x = 562,331.76

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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.