Home / 324,583.51-447,918.69-197,300.11

Finding the Fourth Proportional to 324,583.51, 447,918.69 and 197,300.11

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Solution

The fourth proportional to 324,583.51, 447,918.69 and 197,300.11 is: 272,270.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,583.51 : 447,918.69 = 197,300.11 : x
  2. Step 2: Convert to fraction form
    324,583.51/447,918.69 = 197,300.11/x
  3. Step 3: Cross multiply
    324,583.51x = 447,918.69 × 197,300.11
  4. Step 4: Simplify right side
    324,583.51x = 88,374,406,808.06
  5. Step 5: Solve for x
    x = 88,374,406,808.06/324,583.51
  6. Step 6: Final answer
    x = 272,270.17

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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.