Home / 657,832.14-907,808.43-356,026.14

Finding the Fourth Proportional to 657,832.14, 907,808.43 and 356,026.14

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Solution

The fourth proportional to 657,832.14, 907,808.43 and 356,026.14 is: 491,316.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,832.14 : 907,808.43 = 356,026.14 : x
  2. Step 2: Convert to fraction form
    657,832.14/907,808.43 = 356,026.14/x
  3. Step 3: Cross multiply
    657,832.14x = 907,808.43 × 356,026.14
  4. Step 4: Simplify right side
    657,832.14x = 323,203,531,192.36
  5. Step 5: Solve for x
    x = 323,203,531,192.36/657,832.14
  6. Step 6: Final answer
    x = 491,316.11

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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.