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Finding the Fourth Proportional to 550,336.65, 825,587.00 and 195,320.94

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Solution

The fourth proportional to 550,336.65, 825,587.00 and 195,320.94 is: 293,010.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,336.65 : 825,587.00 = 195,320.94 : x
  2. Step 2: Convert to fraction form
    550,336.65/825,587.00 = 195,320.94/x
  3. Step 3: Cross multiply
    550,336.65x = 825,587.00 × 195,320.94
  4. Step 4: Simplify right side
    550,336.65x = 161,254,427,915.18
  5. Step 5: Solve for x
    x = 161,254,427,915.18/550,336.65
  6. Step 6: Final answer
    x = 293,010.52

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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.