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Finding the Fourth Proportional to 605,222.10, 907,833.15 and 184,443.30

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Solution

The fourth proportional to 605,222.10, 907,833.15 and 184,443.30 is: 276,664.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,222.10 : 907,833.15 = 184,443.30 : x
  2. Step 2: Convert to fraction form
    605,222.10/907,833.15 = 184,443.30/x
  3. Step 3: Cross multiply
    605,222.10x = 907,833.15 × 184,443.30
  4. Step 4: Simplify right side
    605,222.10x = 167,443,742,035.40
  5. Step 5: Solve for x
    x = 167,443,742,035.40/605,222.10
  6. Step 6: Final answer
    x = 276,664.95

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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.