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Finding the Fourth Proportional to 222,777.40, 334,166.10 and 104,679.40

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Solution

The fourth proportional to 222,777.40, 334,166.10 and 104,679.40 is: 157,019.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,777.40 : 334,166.10 = 104,679.40 : x
  2. Step 2: Convert to fraction form
    222,777.40/334,166.10 = 104,679.40/x
  3. Step 3: Cross multiply
    222,777.40x = 334,166.10 × 104,679.40
  4. Step 4: Simplify right side
    222,777.40x = 34,980,306,848.34
  5. Step 5: Solve for x
    x = 34,980,306,848.34/222,777.40
  6. Step 6: Final answer
    x = 157,019.10

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1.5x scale

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.