Home / 667,556.02-1,001,434.47-194,179.06

Finding the Fourth Proportional to 667,556.02, 1,001,434.47 and 194,179.06

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Solution

The fourth proportional to 667,556.02, 1,001,434.47 and 194,179.06 is: 291,297.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,556.02 : 1,001,434.47 = 194,179.06 : x
  2. Step 2: Convert to fraction form
    667,556.02/1,001,434.47 = 194,179.06/x
  3. Step 3: Cross multiply
    667,556.02x = 1,001,434.47 × 194,179.06
  4. Step 4: Simplify right side
    667,556.02x = 194,457,604,036.20
  5. Step 5: Solve for x
    x = 194,457,604,036.20/667,556.02
  6. Step 6: Final answer
    x = 291,297.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.