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Finding the Fourth Proportional to 504,450.59, 756,719.31 and 144,622.87

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Solution

The fourth proportional to 504,450.59, 756,719.31 and 144,622.87 is: 216,946.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,450.59 : 756,719.31 = 144,622.87 : x
  2. Step 2: Convert to fraction form
    504,450.59/756,719.31 = 144,622.87/x
  3. Step 3: Cross multiply
    504,450.59x = 756,719.31 × 144,622.87
  4. Step 4: Simplify right side
    504,450.59x = 109,438,917,047.16
  5. Step 5: Solve for x
    x = 109,438,917,047.16/504,450.59
  6. Step 6: Final answer
    x = 216,946.75

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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.