Home / 667,556.10-1,001,333.95-443,354.24

Finding the Fourth Proportional to 667,556.10, 1,001,333.95 and 443,354.24

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Solution

The fourth proportional to 667,556.10, 1,001,333.95 and 443,354.24 is: 665,031.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,556.10 : 1,001,333.95 = 443,354.24 : x
  2. Step 2: Convert to fraction form
    667,556.10/1,001,333.95 = 443,354.24/x
  3. Step 3: Cross multiply
    667,556.10x = 1,001,333.95 × 443,354.24
  4. Step 4: Simplify right side
    667,556.10x = 443,945,653,783.40
  5. Step 5: Solve for x
    x = 443,945,653,783.40/667,556.10
  6. Step 6: Final answer
    x = 665,031.23

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1.5x scale

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.