Home / 703,359.20-1,056,010.80-452,194.40

Finding the Fourth Proportional to 703,359.20, 1,056,010.80 and 452,194.40

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Solution

The fourth proportional to 703,359.20, 1,056,010.80 and 452,194.40 is: 678,916.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,359.20 : 1,056,010.80 = 452,194.40 : x
  2. Step 2: Convert to fraction form
    703,359.20/1,056,010.80 = 452,194.40/x
  3. Step 3: Cross multiply
    703,359.20x = 1,056,010.80 × 452,194.40
  4. Step 4: Simplify right side
    703,359.20x = 477,522,170,099.52
  5. Step 5: Solve for x
    x = 477,522,170,099.52/703,359.20
  6. Step 6: Final answer
    x = 678,916.51

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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.