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Finding the Fourth Proportional to 616,836.48, 925,255.68 and 173,604.48

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Solution

The fourth proportional to 616,836.48, 925,255.68 and 173,604.48 is: 260,406.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,836.48 : 925,255.68 = 173,604.48 : x
  2. Step 2: Convert to fraction form
    616,836.48/925,255.68 = 173,604.48/x
  3. Step 3: Cross multiply
    616,836.48x = 925,255.68 × 173,604.48
  4. Step 4: Simplify right side
    616,836.48x = 160,628,531,193.45
  5. Step 5: Solve for x
    x = 160,628,531,193.45/616,836.48
  6. Step 6: Final answer
    x = 260,406.99

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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.