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Finding the Fourth Proportional to 602,507.82, 903,131.01 and 203,010.54

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Solution

The fourth proportional to 602,507.82, 903,131.01 and 203,010.54 is: 304,303.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,507.82 : 903,131.01 = 203,010.54 : x
  2. Step 2: Convert to fraction form
    602,507.82/903,131.01 = 203,010.54/x
  3. Step 3: Cross multiply
    602,507.82x = 903,131.01 × 203,010.54
  4. Step 4: Simplify right side
    602,507.82x = 183,345,114,030.85
  5. Step 5: Solve for x
    x = 183,345,114,030.85/602,507.82
  6. Step 6: Final answer
    x = 304,303.29

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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.