Home / 663,592.72-995,096.28-190,170.64

Finding the Fourth Proportional to 663,592.72, 995,096.28 and 190,170.64

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Solution

The fourth proportional to 663,592.72, 995,096.28 and 190,170.64 is: 285,172.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,592.72 : 995,096.28 = 190,170.64 : x
  2. Step 2: Convert to fraction form
    663,592.72/995,096.28 = 190,170.64/x
  3. Step 3: Cross multiply
    663,592.72x = 995,096.28 × 190,170.64
  4. Step 4: Simplify right side
    663,592.72x = 189,238,096,429.22
  5. Step 5: Solve for x
    x = 189,238,096,429.22/663,592.72
  6. Step 6: Final answer
    x = 285,172.05

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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.