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Finding the Fourth Proportional to 615,506.06, 921,367.17 and 524,704.37

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Solution

The fourth proportional to 615,506.06, 921,367.17 and 524,704.37 is: 785,443.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,506.06 : 921,367.17 = 524,704.37 : x
  2. Step 2: Convert to fraction form
    615,506.06/921,367.17 = 524,704.37/x
  3. Step 3: Cross multiply
    615,506.06x = 921,367.17 × 524,704.37
  4. Step 4: Simplify right side
    615,506.06x = 483,445,375,866.70
  5. Step 5: Solve for x
    x = 483,445,375,866.70/615,506.06
  6. Step 6: Final answer
    x = 785,443.73

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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.