Home / 296,802.82-445,256.07-130,586.50

Finding the Fourth Proportional to 296,802.82, 445,256.07 and 130,586.50

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Solution

The fourth proportional to 296,802.82, 445,256.07 and 130,586.50 is: 195,902.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,802.82 : 445,256.07 = 130,586.50 : x
  2. Step 2: Convert to fraction form
    296,802.82/445,256.07 = 130,586.50/x
  3. Step 3: Cross multiply
    296,802.82x = 445,256.07 × 130,586.50
  4. Step 4: Simplify right side
    296,802.82x = 58,144,431,785.06
  5. Step 5: Solve for x
    x = 58,144,431,785.06/296,802.82
  6. Step 6: Final answer
    x = 195,902.56

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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.