Home / 523,042.29-784,563.48-207,499.23

Finding the Fourth Proportional to 523,042.29, 784,563.48 and 207,499.23

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Solution

The fourth proportional to 523,042.29, 784,563.48 and 207,499.23 is: 311,248.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,042.29 : 784,563.48 = 207,499.23 : x
  2. Step 2: Convert to fraction form
    523,042.29/784,563.48 = 207,499.23/x
  3. Step 3: Cross multiply
    523,042.29x = 784,563.48 × 207,499.23
  4. Step 4: Simplify right side
    523,042.29x = 162,796,317,986.12
  5. Step 5: Solve for x
    x = 162,796,317,986.12/523,042.29
  6. Step 6: Final answer
    x = 311,248.86

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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.