Home / 341,764.93-512,356.59-208,738.51

Finding the Fourth Proportional to 341,764.93, 512,356.59 and 208,738.51

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Solution

The fourth proportional to 341,764.93, 512,356.59 and 208,738.51 is: 312,930.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,764.93 : 512,356.59 = 208,738.51 : x
  2. Step 2: Convert to fraction form
    341,764.93/512,356.59 = 208,738.51/x
  3. Step 3: Cross multiply
    341,764.93x = 512,356.59 × 208,738.51
  4. Step 4: Simplify right side
    341,764.93x = 106,948,551,185.28
  5. Step 5: Solve for x
    x = 106,948,551,185.28/341,764.93
  6. Step 6: Final answer
    x = 312,930.15

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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.