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Finding the Fourth Proportional to 443,016.54, 611,363.70 and 241,812.54

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Solution

The fourth proportional to 443,016.54, 611,363.70 and 241,812.54 is: 333,701.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,016.54 : 611,363.70 = 241,812.54 : x
  2. Step 2: Convert to fraction form
    443,016.54/611,363.70 = 241,812.54/x
  3. Step 3: Cross multiply
    443,016.54x = 611,363.70 × 241,812.54
  4. Step 4: Simplify right side
    443,016.54x = 147,835,409,160.80
  5. Step 5: Solve for x
    x = 147,835,409,160.80/443,016.54
  6. Step 6: Final answer
    x = 333,701.78

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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.