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Finding the Fourth Proportional to 443,060.92, 611,416.24 and 252,070.21

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Solution

The fourth proportional to 443,060.92, 611,416.24 and 252,070.21 is: 347,852.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,060.92 : 611,416.24 = 252,070.21 : x
  2. Step 2: Convert to fraction form
    443,060.92/611,416.24 = 252,070.21/x
  3. Step 3: Cross multiply
    443,060.92x = 611,416.24 × 252,070.21
  4. Step 4: Simplify right side
    443,060.92x = 154,119,820,014.21
  5. Step 5: Solve for x
    x = 154,119,820,014.21/443,060.92
  6. Step 6: Final answer
    x = 347,852.44

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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.