Home / 403,874.04-557,441.16-251,027.67

Finding the Fourth Proportional to 403,874.04, 557,441.16 and 251,027.67

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Solution

The fourth proportional to 403,874.04, 557,441.16 and 251,027.67 is: 346,477.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,874.04 : 557,441.16 = 251,027.67 : x
  2. Step 2: Convert to fraction form
    403,874.04/557,441.16 = 251,027.67/x
  3. Step 3: Cross multiply
    403,874.04x = 557,441.16 × 251,027.67
  4. Step 4: Simplify right side
    403,874.04x = 139,933,155,556.90
  5. Step 5: Solve for x
    x = 139,933,155,556.90/403,874.04
  6. Step 6: Final answer
    x = 346,477.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.