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Finding the Fourth Proportional to 448,908.60, 673,362.90 and 116,484.60

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Solution

The fourth proportional to 448,908.60, 673,362.90 and 116,484.60 is: 174,726.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,908.60 : 673,362.90 = 116,484.60 : x
  2. Step 2: Convert to fraction form
    448,908.60/673,362.90 = 116,484.60/x
  3. Step 3: Cross multiply
    448,908.60x = 673,362.90 × 116,484.60
  4. Step 4: Simplify right side
    448,908.60x = 78,436,408,061.34
  5. Step 5: Solve for x
    x = 78,436,408,061.34/448,908.60
  6. Step 6: Final answer
    x = 174,726.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.