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Finding the Fourth Proportional to 582,775.44, 874,212.65 and 162,051.32

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Solution

The fourth proportional to 582,775.44, 874,212.65 and 162,051.32 is: 243,090.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,775.44 : 874,212.65 = 162,051.32 : x
  2. Step 2: Convert to fraction form
    582,775.44/874,212.65 = 162,051.32/x
  3. Step 3: Cross multiply
    582,775.44x = 874,212.65 × 162,051.32
  4. Step 4: Simplify right side
    582,775.44x = 141,667,308,711.88
  5. Step 5: Solve for x
    x = 141,667,308,711.88/582,775.44
  6. Step 6: Final answer
    x = 243,090.73

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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.