Home / 951,105.30-1,312,619.22-543,268.14

Finding the Fourth Proportional to 951,105.30, 1,312,619.22 and 543,268.14

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Solution

The fourth proportional to 951,105.30, 1,312,619.22 and 543,268.14 is: 749,763.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,105.30 : 1,312,619.22 = 543,268.14 : x
  2. Step 2: Convert to fraction form
    951,105.30/1,312,619.22 = 543,268.14/x
  3. Step 3: Cross multiply
    951,105.30x = 1,312,619.22 × 543,268.14
  4. Step 4: Simplify right side
    951,105.30x = 713,104,202,177.65
  5. Step 5: Solve for x
    x = 713,104,202,177.65/951,105.30
  6. Step 6: Final answer
    x = 749,763.67

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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.