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Finding the Fourth Proportional to 524,880.90, 787,446.29 and 169,894.89

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Solution

The fourth proportional to 524,880.90, 787,446.29 and 169,894.89 is: 254,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    524,880.90 : 787,446.29 = 169,894.89 : x
  2. Step 2: Convert to fraction form
    524,880.90/787,446.29 = 169,894.89/x
  3. Step 3: Cross multiply
    524,880.90x = 787,446.29 × 169,894.89
  4. Step 4: Simplify right side
    524,880.90x = 133,783,100,820.46
  5. Step 5: Solve for x
    x = 133,783,100,820.46/524,880.90
  6. Step 6: Final answer
    x = 254,882.78

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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.