Home / 348,010.14-480,287.70-195,074.31

Finding the Fourth Proportional to 348,010.14, 480,287.70 and 195,074.31

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Solution

The fourth proportional to 348,010.14, 480,287.70 and 195,074.31 is: 269,221.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,010.14 : 480,287.70 = 195,074.31 : x
  2. Step 2: Convert to fraction form
    348,010.14/480,287.70 = 195,074.31/x
  3. Step 3: Cross multiply
    348,010.14x = 480,287.70 × 195,074.31
  4. Step 4: Simplify right side
    348,010.14x = 93,691,791,678.99
  5. Step 5: Solve for x
    x = 93,691,791,678.99/348,010.14
  6. Step 6: Final answer
    x = 269,221.44

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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.