Home / 797,265.40-1,195,898.10-515,255.80

Finding the Fourth Proportional to 797,265.40, 1,195,898.10 and 515,255.80

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Solution

The fourth proportional to 797,265.40, 1,195,898.10 and 515,255.80 is: 772,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,265.40 : 1,195,898.10 = 515,255.80 : x
  2. Step 2: Convert to fraction form
    797,265.40/1,195,898.10 = 515,255.80/x
  3. Step 3: Cross multiply
    797,265.40x = 1,195,898.10 × 515,255.80
  4. Step 4: Simplify right side
    797,265.40x = 616,193,432,233.98
  5. Step 5: Solve for x
    x = 616,193,432,233.98/797,265.40
  6. Step 6: Final answer
    x = 772,883.70

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Double scale
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Similar ratio
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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.