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Finding the Fourth Proportional to 582,767.16, 874,200.25 and 162,043.03

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Solution

The fourth proportional to 582,767.16, 874,200.25 and 162,043.03 is: 243,078.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,767.16 : 874,200.25 = 162,043.03 : x
  2. Step 2: Convert to fraction form
    582,767.16/874,200.25 = 162,043.03/x
  3. Step 3: Cross multiply
    582,767.16x = 874,200.25 × 162,043.03
  4. Step 4: Simplify right side
    582,767.16x = 141,658,057,720.57
  5. Step 5: Solve for x
    x = 141,658,057,720.57/582,767.16
  6. Step 6: Final answer
    x = 243,078.31

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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.