Home / 482,619.74-666,033.03-291,596.22

Finding the Fourth Proportional to 482,619.74, 666,033.03 and 291,596.22

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Solution

The fourth proportional to 482,619.74, 666,033.03 and 291,596.22 is: 402,413.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,619.74 : 666,033.03 = 291,596.22 : x
  2. Step 2: Convert to fraction form
    482,619.74/666,033.03 = 291,596.22/x
  3. Step 3: Cross multiply
    482,619.74x = 666,033.03 × 291,596.22
  4. Step 4: Simplify right side
    482,619.74x = 194,212,713,943.15
  5. Step 5: Solve for x
    x = 194,212,713,943.15/482,619.74
  6. Step 6: Final answer
    x = 402,413.54

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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.