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Finding the Fourth Proportional to 357,611.09, 493,501.24 and 196,462.67

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Solution

The fourth proportional to 357,611.09, 493,501.24 and 196,462.67 is: 271,117.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,611.09 : 493,501.24 = 196,462.67 : x
  2. Step 2: Convert to fraction form
    357,611.09/493,501.24 = 196,462.67/x
  3. Step 3: Cross multiply
    357,611.09x = 493,501.24 × 196,462.67
  4. Step 4: Simplify right side
    357,611.09x = 96,954,572,001.31
  5. Step 5: Solve for x
    x = 96,954,572,001.31/357,611.09
  6. Step 6: Final answer
    x = 271,117.35

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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.