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Finding the Fourth Proportional to 582,111.76, 873,503 and 245,126.16

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Solution

The fourth proportional to 582,111.76, 873,503 and 245,126.16 is: 367,830.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,111.76 : 873,503 = 245,126.16 : x
  2. Step 2: Convert to fraction form
    582,111.76/873,503 = 245,126.16/x
  3. Step 3: Cross multiply
    582,111.76x = 873,503 × 245,126.16
  4. Step 4: Simplify right side
    582,111.76x = 214,118,436,138.48
  5. Step 5: Solve for x
    x = 214,118,436,138.48/582,111.76
  6. Step 6: Final answer
    x = 367,830.46

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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.