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Finding the Fourth Proportional to 582,620.45, 872,454.45 and 464,522.45

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Solution

The fourth proportional to 582,620.45, 872,454.45 and 464,522.45 is: 695,606.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,620.45 : 872,454.45 = 464,522.45 : x
  2. Step 2: Convert to fraction form
    582,620.45/872,454.45 = 464,522.45/x
  3. Step 3: Cross multiply
    582,620.45x = 872,454.45 × 464,522.45
  4. Step 4: Simplify right side
    582,620.45x = 405,274,678,627.40
  5. Step 5: Solve for x
    x = 405,274,678,627.40/582,620.45
  6. Step 6: Final answer
    x = 695,606.68

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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.