Home / 357,962.58-493,975.08-196,808.04

Finding the Fourth Proportional to 357,962.58, 493,975.08 and 196,808.04

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Solution

The fourth proportional to 357,962.58, 493,975.08 and 196,808.04 is: 271,587.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,962.58 : 493,975.08 = 196,808.04 : x
  2. Step 2: Convert to fraction form
    357,962.58/493,975.08 = 196,808.04/x
  3. Step 3: Cross multiply
    357,962.58x = 493,975.08 × 196,808.04
  4. Step 4: Simplify right side
    357,962.58x = 97,218,267,303.64
  5. Step 5: Solve for x
    x = 97,218,267,303.64/357,962.58
  6. Step 6: Final answer
    x = 271,587.79

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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.