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Finding the Fourth Proportional to 227,153.35, 313,472.07 and 136,510.70

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Solution

The fourth proportional to 227,153.35, 313,472.07 and 136,510.70 is: 188,385.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,153.35 : 313,472.07 = 136,510.70 : x
  2. Step 2: Convert to fraction form
    227,153.35/313,472.07 = 136,510.70/x
  3. Step 3: Cross multiply
    227,153.35x = 313,472.07 × 136,510.70
  4. Step 4: Simplify right side
    227,153.35x = 42,792,291,706.15
  5. Step 5: Solve for x
    x = 42,792,291,706.15/227,153.35
  6. Step 6: Final answer
    x = 188,385.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.