Home / 296,190.08-408,317.19-211,159.52

Finding the Fourth Proportional to 296,190.08, 408,317.19 and 211,159.52

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Solution

The fourth proportional to 296,190.08, 408,317.19 and 211,159.52 is: 291,097.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,190.08 : 408,317.19 = 211,159.52 : x
  2. Step 2: Convert to fraction form
    296,190.08/408,317.19 = 211,159.52/x
  3. Step 3: Cross multiply
    296,190.08x = 408,317.19 × 211,159.52
  4. Step 4: Simplify right side
    296,190.08x = 86,220,061,848.15
  5. Step 5: Solve for x
    x = 86,220,061,848.15/296,190.08
  6. Step 6: Final answer
    x = 291,097.06

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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.