Home / 374,857.36-517,316.06-205,091.48

Finding the Fourth Proportional to 374,857.36, 517,316.06 and 205,091.48

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Solution

The fourth proportional to 374,857.36, 517,316.06 and 205,091.48 is: 283,033.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,857.36 : 517,316.06 = 205,091.48 : x
  2. Step 2: Convert to fraction form
    374,857.36/517,316.06 = 205,091.48/x
  3. Step 3: Cross multiply
    374,857.36x = 517,316.06 × 205,091.48
  4. Step 4: Simplify right side
    374,857.36x = 106,097,116,373.17
  5. Step 5: Solve for x
    x = 106,097,116,373.17/374,857.36
  6. Step 6: Final answer
    x = 283,033.30

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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.