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Finding the Fourth Proportional to 441,481.39, 609,058.01 and 277,847.77

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Solution

The fourth proportional to 441,481.39, 609,058.01 and 277,847.77 is: 383,312.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,481.39 : 609,058.01 = 277,847.77 : x
  2. Step 2: Convert to fraction form
    441,481.39/609,058.01 = 277,847.77/x
  3. Step 3: Cross multiply
    441,481.39x = 609,058.01 × 277,847.77
  4. Step 4: Simplify right side
    441,481.39x = 169,225,409,411.65
  5. Step 5: Solve for x
    x = 169,225,409,411.65/441,481.39
  6. Step 6: Final answer
    x = 383,312.67

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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.