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Finding the Fourth Proportional to 597,916.80, 897,033.60 and 260,812.80

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Solution

The fourth proportional to 597,916.80, 897,033.60 and 260,812.80 is: 391,288.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,916.80 : 897,033.60 = 260,812.80 : x
  2. Step 2: Convert to fraction form
    597,916.80/897,033.60 = 260,812.80/x
  3. Step 3: Cross multiply
    597,916.80x = 897,033.60 × 260,812.80
  4. Step 4: Simplify right side
    597,916.80x = 233,957,844,910.08
  5. Step 5: Solve for x
    x = 233,957,844,910.08/597,916.80
  6. Step 6: Final answer
    x = 391,288.29

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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.