Home / 345,802.47-518,451.59-233,202.96

Finding the Fourth Proportional to 345,802.47, 518,451.59 and 233,202.96

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Solution

The fourth proportional to 345,802.47, 518,451.59 and 233,202.96 is: 349,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,802.47 : 518,451.59 = 233,202.96 : x
  2. Step 2: Convert to fraction form
    345,802.47/518,451.59 = 233,202.96/x
  3. Step 3: Cross multiply
    345,802.47x = 518,451.59 × 233,202.96
  4. Step 4: Simplify right side
    345,802.47x = 120,904,444,238.69
  5. Step 5: Solve for x
    x = 120,904,444,238.69/345,802.47
  6. Step 6: Final answer
    x = 349,634.41

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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.