Home / 876,192.39-1,314,368.78-245,104.38

Finding the Fourth Proportional to 876,192.39, 1,314,368.78 and 245,104.38

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Solution

The fourth proportional to 876,192.39, 1,314,368.78 and 245,104.38 is: 367,679.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    876,192.39 : 1,314,368.78 = 245,104.38 : x
  2. Step 2: Convert to fraction form
    876,192.39/1,314,368.78 = 245,104.38/x
  3. Step 3: Cross multiply
    876,192.39x = 1,314,368.78 × 245,104.38
  4. Step 4: Simplify right side
    876,192.39x = 322,157,543,687.74
  5. Step 5: Solve for x
    x = 322,157,543,687.74/876,192.39
  6. Step 6: Final answer
    x = 367,679.00

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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.