Home / 951,516.12-1,313,110.29-521,770.62

Finding the Fourth Proportional to 951,516.12, 1,313,110.29 and 521,770.62

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Solution

The fourth proportional to 951,516.12, 1,313,110.29 and 521,770.62 is: 720,053.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,516.12 : 1,313,110.29 = 521,770.62 : x
  2. Step 2: Convert to fraction form
    951,516.12/1,313,110.29 = 521,770.62/x
  3. Step 3: Cross multiply
    951,516.12x = 1,313,110.29 × 521,770.62
  4. Step 4: Simplify right side
    951,516.12x = 685,142,370,141.68
  5. Step 5: Solve for x
    x = 685,142,370,141.68/951,516.12
  6. Step 6: Final answer
    x = 720,053.35

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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.