Home / 357,823.14-493,771.05-196,674.18

Finding the Fourth Proportional to 357,823.14, 493,771.05 and 196,674.18

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Solution

The fourth proportional to 357,823.14, 493,771.05 and 196,674.18 is: 271,396.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,823.14 : 493,771.05 = 196,674.18 : x
  2. Step 2: Convert to fraction form
    357,823.14/493,771.05 = 196,674.18/x
  3. Step 3: Cross multiply
    357,823.14x = 493,771.05 × 196,674.18
  4. Step 4: Simplify right side
    357,823.14x = 97,112,016,366.49
  5. Step 5: Solve for x
    x = 97,112,016,366.49/357,823.14
  6. Step 6: Final answer
    x = 271,396.69

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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.