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Finding the Fourth Proportional to 504,861.84, 757,095.93 and 189,146.52

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Solution

The fourth proportional to 504,861.84, 757,095.93 and 189,146.52 is: 283,646.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,861.84 : 757,095.93 = 189,146.52 : x
  2. Step 2: Convert to fraction form
    504,861.84/757,095.93 = 189,146.52/x
  3. Step 3: Cross multiply
    504,861.84x = 757,095.93 × 189,146.52
  4. Step 4: Simplify right side
    504,861.84x = 143,202,060,465.66
  5. Step 5: Solve for x
    x = 143,202,060,465.66/504,861.84
  6. Step 6: Final answer
    x = 283,646.04

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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.