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Finding the Fourth Proportional to 528,625.58, 793,021 and 173,558.84

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Solution

The fourth proportional to 528,625.58, 793,021 and 173,558.84 is: 260,365.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,625.58 : 793,021 = 173,558.84 : x
  2. Step 2: Convert to fraction form
    528,625.58/793,021 = 173,558.84/x
  3. Step 3: Cross multiply
    528,625.58x = 793,021 × 173,558.84
  4. Step 4: Simplify right side
    528,625.58x = 137,635,804,855.64
  5. Step 5: Solve for x
    x = 137,635,804,855.64/528,625.58
  6. Step 6: Final answer
    x = 260,365.39

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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.