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Finding the Fourth Proportional to 235,094.35, 324,512.98 and 139,600.35

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Solution

The fourth proportional to 235,094.35, 324,512.98 and 139,600.35 is: 192,697.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,094.35 : 324,512.98 = 139,600.35 : x
  2. Step 2: Convert to fraction form
    235,094.35/324,512.98 = 139,600.35/x
  3. Step 3: Cross multiply
    235,094.35x = 324,512.98 × 139,600.35
  4. Step 4: Simplify right side
    235,094.35x = 45,302,125,587.54
  5. Step 5: Solve for x
    x = 45,302,125,587.54/235,094.35
  6. Step 6: Final answer
    x = 192,697.64

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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.