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Finding the Fourth Proportional to 329,521.60, 493,245.60 and 236,209.60

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Solution

The fourth proportional to 329,521.60, 493,245.60 and 236,209.60 is: 353,571.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,521.60 : 493,245.60 = 236,209.60 : x
  2. Step 2: Convert to fraction form
    329,521.60/493,245.60 = 236,209.60/x
  3. Step 3: Cross multiply
    329,521.60x = 493,245.60 × 236,209.60
  4. Step 4: Simplify right side
    329,521.60x = 116,509,345,877.76
  5. Step 5: Solve for x
    x = 116,509,345,877.76/329,521.60
  6. Step 6: Final answer
    x = 353,571.19

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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.