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Finding the Fourth Proportional to 524,882.25, 787,440.02 and 192,458.25

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Solution

The fourth proportional to 524,882.25, 787,440.02 and 192,458.25 is: 288,730.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,882.25 : 787,440.02 = 192,458.25 : x
  2. Step 2: Convert to fraction form
    524,882.25/787,440.02 = 192,458.25/x
  3. Step 3: Cross multiply
    524,882.25x = 787,440.02 × 192,458.25
  4. Step 4: Simplify right side
    524,882.25x = 151,549,327,266.87
  5. Step 5: Solve for x
    x = 151,549,327,266.87/524,882.25
  6. Step 6: Final answer
    x = 288,730.14

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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.