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Finding the Fourth Proportional to 582,182.67, 873,223.95 and 354,419.16

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Solution

The fourth proportional to 582,182.67, 873,223.95 and 354,419.16 is: 531,598.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,182.67 : 873,223.95 = 354,419.16 : x
  2. Step 2: Convert to fraction form
    582,182.67/873,223.95 = 354,419.16/x
  3. Step 3: Cross multiply
    582,182.67x = 873,223.95 × 354,419.16
  4. Step 4: Simplify right side
    582,182.67x = 309,487,298,850.88
  5. Step 5: Solve for x
    x = 309,487,298,850.88/582,182.67
  6. Step 6: Final answer
    x = 531,598.27

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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.