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Finding the Fourth Proportional to 445,652.90, 614,998.19 and 241,708.67

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Solution

The fourth proportional to 445,652.90, 614,998.19 and 241,708.67 is: 333,556.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,652.90 : 614,998.19 = 241,708.67 : x
  2. Step 2: Convert to fraction form
    445,652.90/614,998.19 = 241,708.67/x
  3. Step 3: Cross multiply
    445,652.90x = 614,998.19 × 241,708.67
  4. Step 4: Simplify right side
    445,652.90x = 148,650,390,273.77
  5. Step 5: Solve for x
    x = 148,650,390,273.77/445,652.90
  6. Step 6: Final answer
    x = 333,556.43

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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.