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Finding the Fourth Proportional to 504,069.60, 756,176.40 and 149,037.60

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Solution

The fourth proportional to 504,069.60, 756,176.40 and 149,037.60 is: 223,577.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,069.60 : 756,176.40 = 149,037.60 : x
  2. Step 2: Convert to fraction form
    504,069.60/756,176.40 = 149,037.60/x
  3. Step 3: Cross multiply
    504,069.60x = 756,176.40 × 149,037.60
  4. Step 4: Simplify right side
    504,069.60x = 112,698,715,832.64
  5. Step 5: Solve for x
    x = 112,698,715,832.64/504,069.60
  6. Step 6: Final answer
    x = 223,577.69

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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.