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Finding the Fourth Proportional to 550,615.95, 824,611.73 and 550,615.95

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Solution

The fourth proportional to 550,615.95, 824,611.73 and 550,615.95 is: 824,611.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    550,615.95 : 824,611.73 = 550,615.95 : x
  2. Step 2: Convert to fraction form
    550,615.95/824,611.73 = 550,615.95/x
  3. Step 3: Cross multiply
    550,615.95x = 824,611.73 × 550,615.95
  4. Step 4: Simplify right side
    550,615.95x = 454,044,368,342.01
  5. Step 5: Solve for x
    x = 454,044,368,342.01/550,615.95
  6. Step 6: Final answer
    x = 824,611.73

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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.