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Finding the Fourth Proportional to 637,300.62, 955,728.18 and 187,902.18

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Solution

The fourth proportional to 637,300.62, 955,728.18 and 187,902.18 is: 281,787.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,300.62 : 955,728.18 = 187,902.18 : x
  2. Step 2: Convert to fraction form
    637,300.62/955,728.18 = 187,902.18/x
  3. Step 3: Cross multiply
    637,300.62x = 955,728.18 × 187,902.18
  4. Step 4: Simplify right side
    637,300.62x = 179,583,408,509.43
  5. Step 5: Solve for x
    x = 179,583,408,509.43/637,300.62
  6. Step 6: Final answer
    x = 281,787.59

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1.5x scale

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.