Home / 995,458.70-1,373,734.38-542,749.70

Finding the Fourth Proportional to 995,458.70, 1,373,734.38 and 542,749.70

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Solution

The fourth proportional to 995,458.70, 1,373,734.38 and 542,749.70 is: 748,995.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,458.70 : 1,373,734.38 = 542,749.70 : x
  2. Step 2: Convert to fraction form
    995,458.70/1,373,734.38 = 542,749.70/x
  3. Step 3: Cross multiply
    995,458.70x = 1,373,734.38 × 542,749.70
  4. Step 4: Simplify right side
    995,458.70x = 745,593,922,624.69
  5. Step 5: Solve for x
    x = 745,593,922,624.69/995,458.70
  6. Step 6: Final answer
    x = 748,995.34

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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.