Home / 528,942.75-793,412.51-191,982.93

Finding the Fourth Proportional to 528,942.75, 793,412.51 and 191,982.93

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Solution

The fourth proportional to 528,942.75, 793,412.51 and 191,982.93 is: 287,973.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,942.75 : 793,412.51 = 191,982.93 : x
  2. Step 2: Convert to fraction form
    528,942.75/793,412.51 = 191,982.93/x
  3. Step 3: Cross multiply
    528,942.75x = 793,412.51 × 191,982.93
  4. Step 4: Simplify right side
    528,942.75x = 152,321,657,408.54
  5. Step 5: Solve for x
    x = 152,321,657,408.54/528,942.75
  6. Step 6: Final answer
    x = 287,973.81

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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.