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Finding the Fourth Proportional to 616,877.94, 925,335.14 and 167,596.46

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Solution

The fourth proportional to 616,877.94, 925,335.14 and 167,596.46 is: 251,399.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,877.94 : 925,335.14 = 167,596.46 : x
  2. Step 2: Convert to fraction form
    616,877.94/925,335.14 = 167,596.46/x
  3. Step 3: Cross multiply
    616,877.94x = 925,335.14 × 167,596.46
  4. Step 4: Simplify right side
    616,877.94x = 155,082,888,312.95
  5. Step 5: Solve for x
    x = 155,082,888,312.95/616,877.94
  6. Step 6: Final answer
    x = 251,399.63

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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.