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Finding the Fourth Proportional to 702,192.06, 969,024.60 and 379,902.24

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Solution

The fourth proportional to 702,192.06, 969,024.60 and 379,902.24 is: 524,264.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,192.06 : 969,024.60 = 379,902.24 : x
  2. Step 2: Convert to fraction form
    702,192.06/969,024.60 = 379,902.24/x
  3. Step 3: Cross multiply
    702,192.06x = 969,024.60 × 379,902.24
  4. Step 4: Simplify right side
    702,192.06x = 368,134,616,155.10
  5. Step 5: Solve for x
    x = 368,134,616,155.10/702,192.06
  6. Step 6: Final answer
    x = 524,264.85

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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.