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Finding the Fourth Proportional to 673,880.34, 929,950.14 and 367,956.54

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Solution

The fourth proportional to 673,880.34, 929,950.14 and 367,956.54 is: 507,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,880.34 : 929,950.14 = 367,956.54 : x
  2. Step 2: Convert to fraction form
    673,880.34/929,950.14 = 367,956.54/x
  3. Step 3: Cross multiply
    673,880.34x = 929,950.14 × 367,956.54
  4. Step 4: Simplify right side
    673,880.34x = 342,181,235,886.92
  5. Step 5: Solve for x
    x = 342,181,235,886.92/673,880.34
  6. Step 6: Final answer
    x = 507,777.44

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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.