Home / 349,723.14-525,109.60-200,132.34

Finding the Fourth Proportional to 349,723.14, 525,109.60 and 200,132.34

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Solution

The fourth proportional to 349,723.14, 525,109.60 and 200,132.34 is: 300,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,723.14 : 525,109.60 = 200,132.34 : x
  2. Step 2: Convert to fraction form
    349,723.14/525,109.60 = 200,132.34/x
  3. Step 3: Cross multiply
    349,723.14x = 525,109.60 × 200,132.34
  4. Step 4: Simplify right side
    349,723.14x = 105,091,413,004.46
  5. Step 5: Solve for x
    x = 105,091,413,004.46/349,723.14
  6. Step 6: Final answer
    x = 300,498.88

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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.