Home / 695,874.03-960,290.54-405,467.50

Finding the Fourth Proportional to 695,874.03, 960,290.54 and 405,467.50

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Solution

The fourth proportional to 695,874.03, 960,290.54 and 405,467.50 is: 559,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,874.03 : 960,290.54 = 405,467.50 : x
  2. Step 2: Convert to fraction form
    695,874.03/960,290.54 = 405,467.50/x
  3. Step 3: Cross multiply
    695,874.03x = 960,290.54 × 405,467.50
  4. Step 4: Simplify right side
    695,874.03x = 389,366,600,739.67
  5. Step 5: Solve for x
    x = 389,366,600,739.67/695,874.03
  6. Step 6: Final answer
    x = 559,536.04

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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.