Home / 865,222.54-1,192,320.94-623,047.93

Finding the Fourth Proportional to 865,222.54, 1,192,320.94 and 623,047.93

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Solution

The fourth proportional to 865,222.54, 1,192,320.94 and 623,047.93 is: 858,591.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,222.54 : 1,192,320.94 = 623,047.93 : x
  2. Step 2: Convert to fraction form
    865,222.54/1,192,320.94 = 623,047.93/x
  3. Step 3: Cross multiply
    865,222.54x = 1,192,320.94 × 623,047.93
  4. Step 4: Simplify right side
    865,222.54x = 742,873,093,562.65
  5. Step 5: Solve for x
    x = 742,873,093,562.65/865,222.54
  6. Step 6: Final answer
    x = 858,591.93

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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.