Home / 320,126.79-441,768.56-176,883.15

Finding the Fourth Proportional to 320,126.79, 441,768.56 and 176,883.15

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Solution

The fourth proportional to 320,126.79, 441,768.56 and 176,883.15 is: 244,095.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,126.79 : 441,768.56 = 176,883.15 : x
  2. Step 2: Convert to fraction form
    320,126.79/441,768.56 = 176,883.15/x
  3. Step 3: Cross multiply
    320,126.79x = 441,768.56 × 176,883.15
  4. Step 4: Simplify right side
    320,126.79x = 78,141,413,579.35
  5. Step 5: Solve for x
    x = 78,141,413,579.35/320,126.79
  6. Step 6: Final answer
    x = 244,095.20

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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.