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Finding the Fourth Proportional to 504,522.84, 756,405 and 238,131.84

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Solution

The fourth proportional to 504,522.84, 756,405 and 238,131.84 is: 357,018.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,522.84 : 756,405 = 238,131.84 : x
  2. Step 2: Convert to fraction form
    504,522.84/756,405 = 238,131.84/x
  3. Step 3: Cross multiply
    504,522.84x = 756,405 × 238,131.84
  4. Step 4: Simplify right side
    504,522.84x = 180,124,114,435.20
  5. Step 5: Solve for x
    x = 180,124,114,435.20/504,522.84
  6. Step 6: Final answer
    x = 357,018.75

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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.