Home / 951,211.16-1,313,360.32-612,269.90

Finding the Fourth Proportional to 951,211.16, 1,313,360.32 and 612,269.90

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Solution

The fourth proportional to 951,211.16, 1,313,360.32 and 612,269.90 is: 845,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,211.16 : 1,313,360.32 = 612,269.90 : x
  2. Step 2: Convert to fraction form
    951,211.16/1,313,360.32 = 612,269.90/x
  3. Step 3: Cross multiply
    951,211.16x = 1,313,360.32 × 612,269.90
  4. Step 4: Simplify right side
    951,211.16x = 804,130,991,790.37
  5. Step 5: Solve for x
    x = 804,130,991,790.37/951,211.16
  6. Step 6: Final answer
    x = 845,375.90

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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.