Home / 703,543.41-1,056,727.17-419,787.60

Finding the Fourth Proportional to 703,543.41, 1,056,727.17 and 419,787.60

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Solution

The fourth proportional to 703,543.41, 1,056,727.17 and 419,787.60 is: 630,523.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,543.41 : 1,056,727.17 = 419,787.60 : x
  2. Step 2: Convert to fraction form
    703,543.41/1,056,727.17 = 419,787.60/x
  3. Step 3: Cross multiply
    703,543.41x = 1,056,727.17 × 419,787.60
  4. Step 4: Simplify right side
    703,543.41x = 443,600,962,549.09
  5. Step 5: Solve for x
    x = 443,600,962,549.09/703,543.41
  6. Step 6: Final answer
    x = 630,523.94

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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.