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Finding the Fourth Proportional to 507,342.94, 700,131.51 and 292,481.98

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Solution

The fourth proportional to 507,342.94, 700,131.51 and 292,481.98 is: 403,624.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,342.94 : 700,131.51 = 292,481.98 : x
  2. Step 2: Convert to fraction form
    507,342.94/700,131.51 = 292,481.98/x
  3. Step 3: Cross multiply
    507,342.94x = 700,131.51 × 292,481.98
  4. Step 4: Simplify right side
    507,342.94x = 204,775,850,305.19
  5. Step 5: Solve for x
    x = 204,775,850,305.19/507,342.94
  6. Step 6: Final answer
    x = 403,624.13

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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.