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Finding the Fourth Proportional to 358,244.44, 537,347.20 and 108,907

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Solution

The fourth proportional to 358,244.44, 537,347.20 and 108,907 is: 163,354.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,244.44 : 537,347.20 = 108,907 : x
  2. Step 2: Convert to fraction form
    358,244.44/537,347.20 = 108,907/x
  3. Step 3: Cross multiply
    358,244.44x = 537,347.20 × 108,907
  4. Step 4: Simplify right side
    358,244.44x = 58,520,871,510.40
  5. Step 5: Solve for x
    x = 58,520,871,510.40/358,244.44
  6. Step 6: Final answer
    x = 163,354.58

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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.