Home / 405,131.73-607,326.07-155,625.81

Finding the Fourth Proportional to 405,131.73, 607,326.07 and 155,625.81

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Solution

The fourth proportional to 405,131.73, 607,326.07 and 155,625.81 is: 233,296.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    405,131.73 : 607,326.07 = 155,625.81 : x
  2. Step 2: Convert to fraction form
    405,131.73/607,326.07 = 155,625.81/x
  3. Step 3: Cross multiply
    405,131.73x = 607,326.07 × 155,625.81
  4. Step 4: Simplify right side
    405,131.73x = 94,515,611,577.87
  5. Step 5: Solve for x
    x = 94,515,611,577.87/405,131.73
  6. Step 6: Final answer
    x = 233,296.00

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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.