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Finding the Fourth Proportional to 228,727.60, 343,285.80 and 184,404.40

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Solution

The fourth proportional to 228,727.60, 343,285.80 and 184,404.40 is: 276,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,727.60 : 343,285.80 = 184,404.40 : x
  2. Step 2: Convert to fraction form
    228,727.60/343,285.80 = 184,404.40/x
  3. Step 3: Cross multiply
    228,727.60x = 343,285.80 × 184,404.40
  4. Step 4: Simplify right side
    228,727.60x = 63,303,411,977.52
  5. Step 5: Solve for x
    x = 63,303,411,977.52/228,727.60
  6. Step 6: Final answer
    x = 276,763.33

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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.