Home / 1,093,423.20-1,640,134.80-503,599.20

Finding the Fourth Proportional to 1,093,423.20, 1,640,134.80 and 503,599.20

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Solution

The fourth proportional to 1,093,423.20, 1,640,134.80 and 503,599.20 is: 755,398.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,423.20 : 1,640,134.80 = 503,599.20 : x
  2. Step 2: Convert to fraction form
    1,093,423.20/1,640,134.80 = 503,599.20/x
  3. Step 3: Cross multiply
    1,093,423.20x = 1,640,134.80 × 503,599.20
  4. Step 4: Simplify right side
    1,093,423.20x = 825,970,573,172.16
  5. Step 5: Solve for x
    x = 825,970,573,172.16/1,093,423.20
  6. Step 6: Final answer
    x = 755,398.80

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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.