Home / 995,032.28-1,373,145-565,313.12

Finding the Fourth Proportional to 995,032.28, 1,373,145 and 565,313.12

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Solution

The fourth proportional to 995,032.28, 1,373,145 and 565,313.12 is: 780,132.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,032.28 : 1,373,145 = 565,313.12 : x
  2. Step 2: Convert to fraction form
    995,032.28/1,373,145 = 565,313.12/x
  3. Step 3: Cross multiply
    995,032.28x = 1,373,145 × 565,313.12
  4. Step 4: Simplify right side
    995,032.28x = 776,256,884,162.40
  5. Step 5: Solve for x
    x = 776,256,884,162.40/995,032.28
  6. Step 6: Final answer
    x = 780,132.36

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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.