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Finding the Fourth Proportional to 605,223.70, 907,738.35 and 184,401.70

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Solution

The fourth proportional to 605,223.70, 907,738.35 and 184,401.70 is: 276,572.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,223.70 : 907,738.35 = 184,401.70 : x
  2. Step 2: Convert to fraction form
    605,223.70/907,738.35 = 184,401.70/x
  3. Step 3: Cross multiply
    605,223.70x = 907,738.35 × 184,401.70
  4. Step 4: Simplify right side
    605,223.70x = 167,388,494,895.20
  5. Step 5: Solve for x
    x = 167,388,494,895.20/605,223.70
  6. Step 6: Final answer
    x = 276,572.93

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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.