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Finding the Fourth Proportional to 582,769.16, 874,203.25 and 162,045.03

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Solution

The fourth proportional to 582,769.16, 874,203.25 and 162,045.03 is: 243,081.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,769.16 : 874,203.25 = 162,045.03 : x
  2. Step 2: Convert to fraction form
    582,769.16/874,203.25 = 162,045.03/x
  3. Step 3: Cross multiply
    582,769.16x = 874,203.25 × 162,045.03
  4. Step 4: Simplify right side
    582,769.16x = 141,660,291,872.35
  5. Step 5: Solve for x
    x = 141,660,291,872.35/582,769.16
  6. Step 6: Final answer
    x = 243,081.31

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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.