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Finding the Fourth Proportional to 229,099.40, 344,058.70 and 166,840.20

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Solution

The fourth proportional to 229,099.40, 344,058.70 and 166,840.20 is: 250,558.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,099.40 : 344,058.70 = 166,840.20 : x
  2. Step 2: Convert to fraction form
    229,099.40/344,058.70 = 166,840.20/x
  3. Step 3: Cross multiply
    229,099.40x = 344,058.70 × 166,840.20
  4. Step 4: Simplify right side
    229,099.40x = 57,402,822,319.74
  5. Step 5: Solve for x
    x = 57,402,822,319.74/229,099.40
  6. Step 6: Final answer
    x = 250,558.59

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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.