Home / 347,243.87-523,468.45-324,097.12

Finding the Fourth Proportional to 347,243.87, 523,468.45 and 324,097.12

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Solution

The fourth proportional to 347,243.87, 523,468.45 and 324,097.12 is: 488,574.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,243.87 : 523,468.45 = 324,097.12 : x
  2. Step 2: Convert to fraction form
    347,243.87/523,468.45 = 324,097.12/x
  3. Step 3: Cross multiply
    347,243.87x = 523,468.45 × 324,097.12
  4. Step 4: Simplify right side
    347,243.87x = 169,654,619,070.71
  5. Step 5: Solve for x
    x = 169,654,619,070.71/347,243.87
  6. Step 6: Final answer
    x = 488,574.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.