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Finding the Fourth Proportional to 232,469.32, 348,703.98 and 66,253

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Solution

The fourth proportional to 232,469.32, 348,703.98 and 66,253 is: 99,379.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,469.32 : 348,703.98 = 66,253 : x
  2. Step 2: Convert to fraction form
    232,469.32/348,703.98 = 66,253/x
  3. Step 3: Cross multiply
    232,469.32x = 348,703.98 × 66,253
  4. Step 4: Simplify right side
    232,469.32x = 23,102,684,786.94
  5. Step 5: Solve for x
    x = 23,102,684,786.94/232,469.32
  6. Step 6: Final answer
    x = 99,379.50

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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.