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Finding the Fourth Proportional to 410,676.60, 616,101.30 and 173,897.40

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Solution

The fourth proportional to 410,676.60, 616,101.30 and 173,897.40 is: 260,882.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,676.60 : 616,101.30 = 173,897.40 : x
  2. Step 2: Convert to fraction form
    410,676.60/616,101.30 = 173,897.40/x
  3. Step 3: Cross multiply
    410,676.60x = 616,101.30 × 173,897.40
  4. Step 4: Simplify right side
    410,676.60x = 107,138,414,206.62
  5. Step 5: Solve for x
    x = 107,138,414,206.62/410,676.60
  6. Step 6: Final answer
    x = 260,882.69

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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.