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Finding the Fourth Proportional to 453,694.13, 680,603.43 and 154,094.25

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Solution

The fourth proportional to 453,694.13, 680,603.43 and 154,094.25 is: 231,162.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,694.13 : 680,603.43 = 154,094.25 : x
  2. Step 2: Convert to fraction form
    453,694.13/680,603.43 = 154,094.25/x
  3. Step 3: Cross multiply
    453,694.13x = 680,603.43 × 154,094.25
  4. Step 4: Simplify right side
    453,694.13x = 104,877,075,093.28
  5. Step 5: Solve for x
    x = 104,877,075,093.28/453,694.13
  6. Step 6: Final answer
    x = 231,162.52

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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.