Home / 356,127.48-491,437.26-194,951.67

Finding the Fourth Proportional to 356,127.48, 491,437.26 and 194,951.67

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Solution

The fourth proportional to 356,127.48, 491,437.26 and 194,951.67 is: 269,023.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,127.48 : 491,437.26 = 194,951.67 : x
  2. Step 2: Convert to fraction form
    356,127.48/491,437.26 = 194,951.67/x
  3. Step 3: Cross multiply
    356,127.48x = 491,437.26 × 194,951.67
  4. Step 4: Simplify right side
    356,127.48x = 95,806,514,537.22
  5. Step 5: Solve for x
    x = 95,806,514,537.22/356,127.48
  6. Step 6: Final answer
    x = 269,023.09

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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.