Home / 268,819.20-403,228.80-184,838.40

Finding the Fourth Proportional to 268,819.20, 403,228.80 and 184,838.40

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Solution

The fourth proportional to 268,819.20, 403,228.80 and 184,838.40 is: 277,257.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,819.20 : 403,228.80 = 184,838.40 : x
  2. Step 2: Convert to fraction form
    268,819.20/403,228.80 = 184,838.40/x
  3. Step 3: Cross multiply
    268,819.20x = 403,228.80 × 184,838.40
  4. Step 4: Simplify right side
    268,819.20x = 74,532,166,225.92
  5. Step 5: Solve for x
    x = 74,532,166,225.92/268,819.20
  6. Step 6: Final answer
    x = 277,257.60

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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.