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Finding the Fourth Proportional to 295,598.10, 443,397.15 and 201,119.70

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Solution

The fourth proportional to 295,598.10, 443,397.15 and 201,119.70 is: 301,679.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,598.10 : 443,397.15 = 201,119.70 : x
  2. Step 2: Convert to fraction form
    295,598.10/443,397.15 = 201,119.70/x
  3. Step 3: Cross multiply
    295,598.10x = 443,397.15 × 201,119.70
  4. Step 4: Simplify right side
    295,598.10x = 89,175,901,788.86
  5. Step 5: Solve for x
    x = 89,175,901,788.86/295,598.10
  6. Step 6: Final answer
    x = 301,679.55

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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.