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Finding the Fourth Proportional to 630,166.37, 945,244.69 and 156,848.54

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Solution

The fourth proportional to 630,166.37, 945,244.69 and 156,848.54 is: 235,271.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    630,166.37 : 945,244.69 = 156,848.54 : x
  2. Step 2: Convert to fraction form
    630,166.37/945,244.69 = 156,848.54/x
  3. Step 3: Cross multiply
    630,166.37x = 945,244.69 × 156,848.54
  4. Step 4: Simplify right side
    630,166.37x = 148,260,244,450.91
  5. Step 5: Solve for x
    x = 148,260,244,450.91/630,166.37
  6. Step 6: Final answer
    x = 235,271.59

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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.