Home / 627,532.19-865,989.64-341,054.33

Finding the Fourth Proportional to 627,532.19, 865,989.64 and 341,054.33

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Solution

The fourth proportional to 627,532.19, 865,989.64 and 341,054.33 is: 470,652.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,532.19 : 865,989.64 = 341,054.33 : x
  2. Step 2: Convert to fraction form
    627,532.19/865,989.64 = 341,054.33/x
  3. Step 3: Cross multiply
    627,532.19x = 865,989.64 × 341,054.33
  4. Step 4: Simplify right side
    627,532.19x = 295,349,512,553.51
  5. Step 5: Solve for x
    x = 295,349,512,553.51/627,532.19
  6. Step 6: Final answer
    x = 470,652.37

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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.