Home / 667,254.48-1,000,888.20-168,618.48

Finding the Fourth Proportional to 667,254.48, 1,000,888.20 and 168,618.48

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Solution

The fourth proportional to 667,254.48, 1,000,888.20 and 168,618.48 is: 252,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,254.48 : 1,000,888.20 = 168,618.48 : x
  2. Step 2: Convert to fraction form
    667,254.48/1,000,888.20 = 168,618.48/x
  3. Step 3: Cross multiply
    667,254.48x = 1,000,888.20 × 168,618.48
  4. Step 4: Simplify right side
    667,254.48x = 168,768,246,933.94
  5. Step 5: Solve for x
    x = 168,768,246,933.94/667,254.48
  6. Step 6: Final answer
    x = 252,929.36

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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.