Home / 876,127.70-1,314,094.35-245,105.30

Finding the Fourth Proportional to 876,127.70, 1,314,094.35 and 245,105.30

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Solution

The fourth proportional to 876,127.70, 1,314,094.35 and 245,105.30 is: 367,630.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,127.70 : 1,314,094.35 = 245,105.30 : x
  2. Step 2: Convert to fraction form
    876,127.70/1,314,094.35 = 245,105.30/x
  3. Step 3: Cross multiply
    876,127.70x = 1,314,094.35 × 245,105.30
  4. Step 4: Simplify right side
    876,127.70x = 322,091,489,885.06
  5. Step 5: Solve for x
    x = 322,091,489,885.06/876,127.70
  6. Step 6: Final answer
    x = 367,630.76

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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.