Home / 1,100,310.35-1,650,325.19-425,930.27

Finding the Fourth Proportional to 1,100,310.35, 1,650,325.19 and 425,930.27

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Solution

The fourth proportional to 1,100,310.35, 1,650,325.19 and 425,930.27 is: 638,841.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,310.35 : 1,650,325.19 = 425,930.27 : x
  2. Step 2: Convert to fraction form
    1,100,310.35/1,650,325.19 = 425,930.27/x
  3. Step 3: Cross multiply
    1,100,310.35x = 1,650,325.19 × 425,930.27
  4. Step 4: Simplify right side
    1,100,310.35x = 702,923,443,383.22
  5. Step 5: Solve for x
    x = 702,923,443,383.22/1,100,310.35
  6. Step 6: Final answer
    x = 638,841.07

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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.