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Finding the Fourth Proportional to 262,442.06, 362,199.12 and 147,724.22

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Solution

The fourth proportional to 262,442.06, 362,199.12 and 147,724.22 is: 203,875.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,442.06 : 362,199.12 = 147,724.22 : x
  2. Step 2: Convert to fraction form
    262,442.06/362,199.12 = 147,724.22/x
  3. Step 3: Cross multiply
    262,442.06x = 362,199.12 × 147,724.22
  4. Step 4: Simplify right side
    262,442.06x = 53,505,582,486.69
  5. Step 5: Solve for x
    x = 53,505,582,486.69/262,442.06
  6. Step 6: Final answer
    x = 203,875.79

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1.5x scale

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.