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Finding the Fourth Proportional to 228,768.60, 343,347.30 and 184,445.40

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Solution

The fourth proportional to 228,768.60, 343,347.30 and 184,445.40 is: 276,824.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,768.60 : 343,347.30 = 184,445.40 : x
  2. Step 2: Convert to fraction form
    228,768.60/343,347.30 = 184,445.40/x
  3. Step 3: Cross multiply
    228,768.60x = 343,347.30 × 184,445.40
  4. Step 4: Simplify right side
    228,768.60x = 63,328,830,087.42
  5. Step 5: Solve for x
    x = 63,328,830,087.42/228,768.60
  6. Step 6: Final answer
    x = 276,824.84

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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.