Home / 699,710.40-1,049,695.20-226,411.20

Finding the Fourth Proportional to 699,710.40, 1,049,695.20 and 226,411.20

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Solution

The fourth proportional to 699,710.40, 1,049,695.20 and 226,411.20 is: 339,658.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,710.40 : 1,049,695.20 = 226,411.20 : x
  2. Step 2: Convert to fraction form
    699,710.40/1,049,695.20 = 226,411.20/x
  3. Step 3: Cross multiply
    699,710.40x = 1,049,695.20 × 226,411.20
  4. Step 4: Simplify right side
    699,710.40x = 237,662,749,866.24
  5. Step 5: Solve for x
    x = 237,662,749,866.24/699,710.40
  6. Step 6: Final answer
    x = 339,658.74

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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.