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Finding the Fourth Proportional to 264,774.94, 397,337.40 and 124,544.50

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Solution

The fourth proportional to 264,774.94, 397,337.40 and 124,544.50 is: 186,899.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,774.94 : 397,337.40 = 124,544.50 : x
  2. Step 2: Convert to fraction form
    264,774.94/397,337.40 = 124,544.50/x
  3. Step 3: Cross multiply
    264,774.94x = 397,337.40 × 124,544.50
  4. Step 4: Simplify right side
    264,774.94x = 49,486,186,820.96
  5. Step 5: Solve for x
    x = 49,486,186,820.96/264,774.94
  6. Step 6: Final answer
    x = 186,899.06

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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.