Home / 732,186.40-1,097,113.20-543,229.60

Finding the Fourth Proportional to 732,186.40, 1,097,113.20 and 543,229.60

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Solution

The fourth proportional to 732,186.40, 1,097,113.20 and 543,229.60 is: 813,979.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,186.40 : 1,097,113.20 = 543,229.60 : x
  2. Step 2: Convert to fraction form
    732,186.40/1,097,113.20 = 543,229.60/x
  3. Step 3: Cross multiply
    732,186.40x = 1,097,113.20 × 543,229.60
  4. Step 4: Simplify right side
    732,186.40x = 595,984,364,790.72
  5. Step 5: Solve for x
    x = 595,984,364,790.72/732,186.40
  6. Step 6: Final answer
    x = 813,979.02

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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.