Home / 889,169.30-1,333,754.91-416,186.81

Finding the Fourth Proportional to 889,169.30, 1,333,754.91 and 416,186.81

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Solution

The fourth proportional to 889,169.30, 1,333,754.91 and 416,186.81 is: 624,280.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,169.30 : 1,333,754.91 = 416,186.81 : x
  2. Step 2: Convert to fraction form
    889,169.30/1,333,754.91 = 416,186.81/x
  3. Step 3: Cross multiply
    889,169.30x = 1,333,754.91 × 416,186.81
  4. Step 4: Simplify right side
    889,169.30x = 555,091,199,647.54
  5. Step 5: Solve for x
    x = 555,091,199,647.54/889,169.30
  6. Step 6: Final answer
    x = 624,280.66

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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.