Home / 995,115.29-1,373,259.51-565,395.98

Finding the Fourth Proportional to 995,115.29, 1,373,259.51 and 565,395.98

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Solution

The fourth proportional to 995,115.29, 1,373,259.51 and 565,395.98 is: 780,246.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,115.29 : 1,373,259.51 = 565,395.98 : x
  2. Step 2: Convert to fraction form
    995,115.29/1,373,259.51 = 565,395.98/x
  3. Step 3: Cross multiply
    995,115.29x = 1,373,259.51 × 565,395.98
  4. Step 4: Simplify right side
    995,115.29x = 776,435,399,584.47
  5. Step 5: Solve for x
    x = 776,435,399,584.47/995,115.29
  6. Step 6: Final answer
    x = 780,246.68

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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.