Home / 995,016.80-1,493,140.80-522,041.60

Finding the Fourth Proportional to 995,016.80, 1,493,140.80 and 522,041.60

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Solution

The fourth proportional to 995,016.80, 1,493,140.80 and 522,041.60 is: 783,385.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,016.80 : 1,493,140.80 = 522,041.60 : x
  2. Step 2: Convert to fraction form
    995,016.80/1,493,140.80 = 522,041.60/x
  3. Step 3: Cross multiply
    995,016.80x = 1,493,140.80 × 522,041.60
  4. Step 4: Simplify right side
    995,016.80x = 779,481,612,257.28
  5. Step 5: Solve for x
    x = 779,481,612,257.28/995,016.80
  6. Step 6: Final answer
    x = 783,385.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.