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Finding the Third Proportional to 245,054.20 and 530,819.91

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Solution

The third proportional to 245,054.20 and 530,819.91 is: 1,149,826.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,054.20 : 530,819.91 = 530,819.91 : x
  2. Step 2: Convert to fraction form
    245,054.20/530,819.91 = 530,819.91/x
  3. Step 3: Cross multiply
    245,054.20x = 530,819.91 × 530,819.91
  4. Step 4: Simplify right side
    245,054.20x = 281,769,772,871.26
  5. Step 5: Solve for x
    x = 281,769,772,871.26/245,054.20
  6. Step 6: Final answer
    x = 1,149,826.32

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.