Home / 886,354.12-1,329,822.78-353,581.48

Finding the Fourth Proportional to 886,354.12, 1,329,822.78 and 353,581.48

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Solution

The fourth proportional to 886,354.12, 1,329,822.78 and 353,581.48 is: 530,488.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,354.12 : 1,329,822.78 = 353,581.48 : x
  2. Step 2: Convert to fraction form
    886,354.12/1,329,822.78 = 353,581.48/x
  3. Step 3: Cross multiply
    886,354.12x = 1,329,822.78 × 353,581.48
  4. Step 4: Simplify right side
    886,354.12x = 470,200,706,690.11
  5. Step 5: Solve for x
    x = 470,200,706,690.11/886,354.12
  6. Step 6: Final answer
    x = 530,488.54

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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.