Home / 340,918.23-470,458.47-187,952.85

Finding the Fourth Proportional to 340,918.23, 470,458.47 and 187,952.85

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Solution

The fourth proportional to 340,918.23, 470,458.47 and 187,952.85 is: 259,370.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,918.23 : 470,458.47 = 187,952.85 : x
  2. Step 2: Convert to fraction form
    340,918.23/470,458.47 = 187,952.85/x
  3. Step 3: Cross multiply
    340,918.23x = 470,458.47 × 187,952.85
  4. Step 4: Simplify right side
    340,918.23x = 88,424,010,243.14
  5. Step 5: Solve for x
    x = 88,424,010,243.14/340,918.23
  6. Step 6: Final answer
    x = 259,370.14

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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.