Home / 995,037.38-1,373,188.66-565,390.34

Finding the Fourth Proportional to 995,037.38, 1,373,188.66 and 565,390.34

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Solution

The fourth proportional to 995,037.38, 1,373,188.66 and 565,390.34 is: 780,259.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,037.38 : 1,373,188.66 = 565,390.34 : x
  2. Step 2: Convert to fraction form
    995,037.38/1,373,188.66 = 565,390.34/x
  3. Step 3: Cross multiply
    995,037.38x = 1,373,188.66 × 565,390.34
  4. Step 4: Simplify right side
    995,037.38x = 776,387,603,361.54
  5. Step 5: Solve for x
    x = 776,387,603,361.54/995,037.38
  6. Step 6: Final answer
    x = 780,259.74

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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.