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Finding the Fourth Proportional to 582,401.88, 872,483.04 and 357,105.24

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Solution

The fourth proportional to 582,401.88, 872,483.04 and 357,105.24 is: 534,971.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,401.88 : 872,483.04 = 357,105.24 : x
  2. Step 2: Convert to fraction form
    582,401.88/872,483.04 = 357,105.24/x
  3. Step 3: Cross multiply
    582,401.88x = 872,483.04 × 357,105.24
  4. Step 4: Simplify right side
    582,401.88x = 311,568,265,395.13
  5. Step 5: Solve for x
    x = 311,568,265,395.13/582,401.88
  6. Step 6: Final answer
    x = 534,971.26

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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.