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Finding the Fourth Proportional to 296,450.73, 409,102.13 and 160,484.67

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Solution

The fourth proportional to 296,450.73, 409,102.13 and 160,484.67 is: 221,468.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,450.73 : 409,102.13 = 160,484.67 : x
  2. Step 2: Convert to fraction form
    296,450.73/409,102.13 = 160,484.67/x
  3. Step 3: Cross multiply
    296,450.73x = 409,102.13 × 160,484.67
  4. Step 4: Simplify right side
    296,450.73x = 65,654,620,329.35
  5. Step 5: Solve for x
    x = 65,654,620,329.35/296,450.73
  6. Step 6: Final answer
    x = 221,468.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.