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Finding the Fourth Proportional to 250,302.81, 375,450.81 and 60,764.64

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Solution

The fourth proportional to 250,302.81, 375,450.81 and 60,764.64 is: 91,146.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,302.81 : 375,450.81 = 60,764.64 : x
  2. Step 2: Convert to fraction form
    250,302.81/375,450.81 = 60,764.64/x
  3. Step 3: Cross multiply
    250,302.81x = 375,450.81 × 60,764.64
  4. Step 4: Simplify right side
    250,302.81x = 22,814,133,307.36
  5. Step 5: Solve for x
    x = 22,814,133,307.36/250,302.81
  6. Step 6: Final answer
    x = 91,146.13

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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.