Home / 549,904.80-824,857.20-194,954.70

Finding the Fourth Proportional to 549,904.80, 824,857.20 and 194,954.70

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Solution

The fourth proportional to 549,904.80, 824,857.20 and 194,954.70 is: 292,432.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,904.80 : 824,857.20 = 194,954.70 : x
  2. Step 2: Convert to fraction form
    549,904.80/824,857.20 = 194,954.70/x
  3. Step 3: Cross multiply
    549,904.80x = 824,857.20 × 194,954.70
  4. Step 4: Simplify right side
    549,904.80x = 160,809,787,968.84
  5. Step 5: Solve for x
    x = 160,809,787,968.84/549,904.80
  6. Step 6: Final answer
    x = 292,432.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.