Home / 402,629.08-603,500.75-165,842.59

Finding the Fourth Proportional to 402,629.08, 603,500.75 and 165,842.59

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Solution

The fourth proportional to 402,629.08, 603,500.75 and 165,842.59 is: 248,581.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,629.08 : 603,500.75 = 165,842.59 : x
  2. Step 2: Convert to fraction form
    402,629.08/603,500.75 = 165,842.59/x
  3. Step 3: Cross multiply
    402,629.08x = 603,500.75 × 165,842.59
  4. Step 4: Simplify right side
    402,629.08x = 100,086,127,446.94
  5. Step 5: Solve for x
    x = 100,086,127,446.94/402,629.08
  6. Step 6: Final answer
    x = 248,581.47

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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.