Home / 262,592.02-393,632.97-209,153.62

Finding the Fourth Proportional to 262,592.02, 393,632.97 and 209,153.62

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Solution

The fourth proportional to 262,592.02, 393,632.97 and 209,153.62 is: 313,527.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,592.02 : 393,632.97 = 209,153.62 : x
  2. Step 2: Convert to fraction form
    262,592.02/393,632.97 = 209,153.62/x
  3. Step 3: Cross multiply
    262,592.02x = 393,632.97 × 209,153.62
  4. Step 4: Simplify right side
    262,592.02x = 82,329,760,626.85
  5. Step 5: Solve for x
    x = 82,329,760,626.85/262,592.02
  6. Step 6: Final answer
    x = 313,527.28

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1.5x scale

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.