Home / 700,317.48-1,048,792.44-399,887.76

Finding the Fourth Proportional to 700,317.48, 1,048,792.44 and 399,887.76

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Solution

The fourth proportional to 700,317.48, 1,048,792.44 and 399,887.76 is: 598,870.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,317.48 : 1,048,792.44 = 399,887.76 : x
  2. Step 2: Convert to fraction form
    700,317.48/1,048,792.44 = 399,887.76/x
  3. Step 3: Cross multiply
    700,317.48x = 1,048,792.44 × 399,887.76
  4. Step 4: Simplify right side
    700,317.48x = 419,399,259,536.53
  5. Step 5: Solve for x
    x = 419,399,259,536.53/700,317.48
  6. Step 6: Final answer
    x = 598,870.19

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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.