Home / 693,025.20-1,039,683.60-293,460.30

Finding the Fourth Proportional to 693,025.20, 1,039,683.60 and 293,460.30

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Solution

The fourth proportional to 693,025.20, 1,039,683.60 and 293,460.30 is: 440,252.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,025.20 : 1,039,683.60 = 293,460.30 : x
  2. Step 2: Convert to fraction form
    693,025.20/1,039,683.60 = 293,460.30/x
  3. Step 3: Cross multiply
    693,025.20x = 1,039,683.60 × 293,460.30
  4. Step 4: Simplify right side
    693,025.20x = 305,105,861,161.08
  5. Step 5: Solve for x
    x = 305,105,861,161.08/693,025.20
  6. Step 6: Final answer
    x = 440,252.19

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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.