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Finding the Fourth Proportional to 445,649.90, 614,994.05 and 241,705.67

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Solution

The fourth proportional to 445,649.90, 614,994.05 and 241,705.67 is: 333,552.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,649.90 : 614,994.05 = 241,705.67 : x
  2. Step 2: Convert to fraction form
    445,649.90/614,994.05 = 241,705.67/x
  3. Step 3: Cross multiply
    445,649.90x = 614,994.05 × 241,705.67
  4. Step 4: Simplify right side
    445,649.90x = 148,647,546,430.56
  5. Step 5: Solve for x
    x = 148,647,546,430.56/445,649.90
  6. Step 6: Final answer
    x = 333,552.30

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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.