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Finding the Fourth Proportional to 443,101.46, 611,476.90 and 241,897.46

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Solution

The fourth proportional to 443,101.46, 611,476.90 and 241,897.46 is: 333,816.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,101.46 : 611,476.90 = 241,897.46 : x
  2. Step 2: Convert to fraction form
    443,101.46/611,476.90 = 241,897.46/x
  3. Step 3: Cross multiply
    443,101.46x = 611,476.90 × 241,897.46
  4. Step 4: Simplify right side
    443,101.46x = 147,914,705,296.55
  5. Step 5: Solve for x
    x = 147,914,705,296.55/443,101.46
  6. Step 6: Final answer
    x = 333,816.79

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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.