Home / 382,981.08-574,734.06-133,663.08

Finding the Fourth Proportional to 382,981.08, 574,734.06 and 133,663.08

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Solution

The fourth proportional to 382,981.08, 574,734.06 and 133,663.08 is: 200,586.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,981.08 : 574,734.06 = 133,663.08 : x
  2. Step 2: Convert to fraction form
    382,981.08/574,734.06 = 133,663.08/x
  3. Step 3: Cross multiply
    382,981.08x = 574,734.06 × 133,663.08
  4. Step 4: Simplify right side
    382,981.08x = 76,820,724,640.50
  5. Step 5: Solve for x
    x = 76,820,724,640.50/382,981.08
  6. Step 6: Final answer
    x = 200,586.21

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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.