Home / 344,077.31-474,863.91-208,186.20

Finding the Fourth Proportional to 344,077.31, 474,863.91 and 208,186.20

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Solution

The fourth proportional to 344,077.31, 474,863.91 and 208,186.20 is: 287,319.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,077.31 : 474,863.91 = 208,186.20 : x
  2. Step 2: Convert to fraction form
    344,077.31/474,863.91 = 208,186.20/x
  3. Step 3: Cross multiply
    344,077.31x = 474,863.91 × 208,186.20
  4. Step 4: Simplify right side
    344,077.31x = 98,860,112,940.04
  5. Step 5: Solve for x
    x = 98,860,112,940.04/344,077.31
  6. Step 6: Final answer
    x = 287,319.48

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1.5x scale

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.