Home / 443,144.11-611,531.04-252,153.40

Finding the Fourth Proportional to 443,144.11, 611,531.04 and 252,153.40

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Solution

The fourth proportional to 443,144.11, 611,531.04 and 252,153.40 is: 347,967.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,144.11 : 611,531.04 = 252,153.40 : x
  2. Step 2: Convert to fraction form
    443,144.11/611,531.04 = 252,153.40/x
  3. Step 3: Cross multiply
    443,144.11x = 611,531.04 × 252,153.40
  4. Step 4: Simplify right side
    443,144.11x = 154,199,630,358.28
  5. Step 5: Solve for x
    x = 154,199,630,358.28/443,144.11
  6. Step 6: Final answer
    x = 347,967.24

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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.