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Finding the Fourth Proportional to 353,671.04, 530,506.24 and 104,333.44

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Solution

The fourth proportional to 353,671.04, 530,506.24 and 104,333.44 is: 156,500.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,671.04 : 530,506.24 = 104,333.44 : x
  2. Step 2: Convert to fraction form
    353,671.04/530,506.24 = 104,333.44/x
  3. Step 3: Cross multiply
    353,671.04x = 530,506.24 × 104,333.44
  4. Step 4: Simplify right side
    353,671.04x = 55,349,540,960.67
  5. Step 5: Solve for x
    x = 55,349,540,960.67/353,671.04
  6. Step 6: Final answer
    x = 156,500.07

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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.