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Finding the Fourth Proportional to 296,688.40, 445,360.65 and 184,495.30

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Solution

The fourth proportional to 296,688.40, 445,360.65 and 184,495.30 is: 276,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,688.40 : 445,360.65 = 184,495.30 : x
  2. Step 2: Convert to fraction form
    296,688.40/445,360.65 = 184,495.30/x
  3. Step 3: Cross multiply
    296,688.40x = 445,360.65 × 184,495.30
  4. Step 4: Simplify right side
    296,688.40x = 82,166,946,729.95
  5. Step 5: Solve for x
    x = 82,166,946,729.95/296,688.40
  6. Step 6: Final answer
    x = 276,946.95

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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.