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Finding the Fourth Proportional to 236,363.67, 354,548.59 and 78,592.12

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Solution

The fourth proportional to 236,363.67, 354,548.59 and 78,592.12 is: 117,889.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,363.67 : 354,548.59 = 78,592.12 : x
  2. Step 2: Convert to fraction form
    236,363.67/354,548.59 = 78,592.12/x
  3. Step 3: Cross multiply
    236,363.67x = 354,548.59 × 78,592.12
  4. Step 4: Simplify right side
    236,363.67x = 27,864,725,331.11
  5. Step 5: Solve for x
    x = 27,864,725,331.11/236,363.67
  6. Step 6: Final answer
    x = 117,889.21

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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.