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Finding the Fourth Proportional to 364,625.37, 546,938.04 and 98,385.89

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Solution

The fourth proportional to 364,625.37, 546,938.04 and 98,385.89 is: 147,578.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,625.37 : 546,938.04 = 98,385.89 : x
  2. Step 2: Convert to fraction form
    364,625.37/546,938.04 = 98,385.89/x
  3. Step 3: Cross multiply
    364,625.37x = 546,938.04 × 98,385.89
  4. Step 4: Simplify right side
    364,625.37x = 53,810,983,105.57
  5. Step 5: Solve for x
    x = 53,810,983,105.57/364,625.37
  6. Step 6: Final answer
    x = 147,578.82

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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.