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Finding the Fourth Proportional to 351,544.55, 527,304.67 and 98,826.98

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Solution

The fourth proportional to 351,544.55, 527,304.67 and 98,826.98 is: 148,237.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,544.55 : 527,304.67 = 98,826.98 : x
  2. Step 2: Convert to fraction form
    351,544.55/527,304.67 = 98,826.98/x
  3. Step 3: Cross multiply
    351,544.55x = 527,304.67 × 98,826.98
  4. Step 4: Simplify right side
    351,544.55x = 52,111,925,192.41
  5. Step 5: Solve for x
    x = 52,111,925,192.41/351,544.55
  6. Step 6: Final answer
    x = 148,237.05

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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.