Home / 951,615.88-1,313,246.76-521,892.28

Finding the Fourth Proportional to 951,615.88, 1,313,246.76 and 521,892.28

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Solution

The fourth proportional to 951,615.88, 1,313,246.76 and 521,892.28 is: 720,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,615.88 : 1,313,246.76 = 521,892.28 : x
  2. Step 2: Convert to fraction form
    951,615.88/1,313,246.76 = 521,892.28/x
  3. Step 3: Cross multiply
    951,615.88x = 1,313,246.76 × 521,892.28
  4. Step 4: Simplify right side
    951,615.88x = 685,373,345,779.01
  5. Step 5: Solve for x
    x = 685,373,345,779.01/951,615.88
  6. Step 6: Final answer
    x = 720,220.58

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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.