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Finding the Fourth Proportional to 329,144.28, 493,712.76 and 104,498.67

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Solution

The fourth proportional to 329,144.28, 493,712.76 and 104,498.67 is: 156,746.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,144.28 : 493,712.76 = 104,498.67 : x
  2. Step 2: Convert to fraction form
    329,144.28/493,712.76 = 104,498.67/x
  3. Step 3: Cross multiply
    329,144.28x = 493,712.76 × 104,498.67
  4. Step 4: Simplify right side
    329,144.28x = 51,592,326,782.03
  5. Step 5: Solve for x
    x = 51,592,326,782.03/329,144.28
  6. Step 6: Final answer
    x = 156,746.84

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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.