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Finding the Fourth Proportional to 357,611.34, 493,501.59 and 196,462.92

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Solution

The fourth proportional to 357,611.34, 493,501.59 and 196,462.92 is: 271,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,611.34 : 493,501.59 = 196,462.92 : x
  2. Step 2: Convert to fraction form
    357,611.34/493,501.59 = 196,462.92/x
  3. Step 3: Cross multiply
    357,611.34x = 493,501.59 × 196,462.92
  4. Step 4: Simplify right side
    357,611.34x = 96,954,763,396.04
  5. Step 5: Solve for x
    x = 96,954,763,396.04/357,611.34
  6. Step 6: Final answer
    x = 271,117.70

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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.