Home / 708,754.20-1,063,131.30-235,487.40

Finding the Fourth Proportional to 708,754.20, 1,063,131.30 and 235,487.40

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Solution

The fourth proportional to 708,754.20, 1,063,131.30 and 235,487.40 is: 353,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,754.20 : 1,063,131.30 = 235,487.40 : x
  2. Step 2: Convert to fraction form
    708,754.20/1,063,131.30 = 235,487.40/x
  3. Step 3: Cross multiply
    708,754.20x = 1,063,131.30 × 235,487.40
  4. Step 4: Simplify right side
    708,754.20x = 250,354,025,695.62
  5. Step 5: Solve for x
    x = 250,354,025,695.62/708,754.20
  6. Step 6: Final answer
    x = 353,231.10

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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.