Home / 581,090.91-871,137.09-201,962.39

Finding the Fourth Proportional to 581,090.91, 871,137.09 and 201,962.39

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Solution

The fourth proportional to 581,090.91, 871,137.09 and 201,962.39 is: 302,770.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,090.91 : 871,137.09 = 201,962.39 : x
  2. Step 2: Convert to fraction form
    581,090.91/871,137.09 = 201,962.39/x
  3. Step 3: Cross multiply
    581,090.91x = 871,137.09 × 201,962.39
  4. Step 4: Simplify right side
    581,090.91x = 175,936,924,358.36
  5. Step 5: Solve for x
    x = 175,936,924,358.36/581,090.91
  6. Step 6: Final answer
    x = 302,770.05

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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.