Home / 995,306.90-1,373,516.61-565,553.30

Finding the Fourth Proportional to 995,306.90, 1,373,516.61 and 565,553.30

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Solution

The fourth proportional to 995,306.90, 1,373,516.61 and 565,553.30 is: 780,459.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,306.90 : 1,373,516.61 = 565,553.30 : x
  2. Step 2: Convert to fraction form
    995,306.90/1,373,516.61 = 565,553.30/x
  3. Step 3: Cross multiply
    995,306.90x = 1,373,516.61 × 565,553.30
  4. Step 4: Simplify right side
    995,306.90x = 776,796,851,390.31
  5. Step 5: Solve for x
    x = 776,796,851,390.31/995,306.90
  6. Step 6: Final answer
    x = 780,459.63

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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.