Home / 320,035.48-441,630.72-191,119.36

Finding the Fourth Proportional to 320,035.48, 441,630.72 and 191,119.36

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Solution

The fourth proportional to 320,035.48, 441,630.72 and 191,119.36 is: 263,733.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,035.48 : 441,630.72 = 191,119.36 : x
  2. Step 2: Convert to fraction form
    320,035.48/441,630.72 = 191,119.36/x
  3. Step 3: Cross multiply
    320,035.48x = 441,630.72 × 191,119.36
  4. Step 4: Simplify right side
    320,035.48x = 84,404,180,562.74
  5. Step 5: Solve for x
    x = 84,404,180,562.74/320,035.48
  6. Step 6: Final answer
    x = 263,733.82

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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.