Home / 385,973.48-579,233.82-175,638.44

Finding the Fourth Proportional to 385,973.48, 579,233.82 and 175,638.44

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Solution

The fourth proportional to 385,973.48, 579,233.82 and 175,638.44 is: 263,582.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    385,973.48 : 579,233.82 = 175,638.44 : x
  2. Step 2: Convert to fraction form
    385,973.48/579,233.82 = 175,638.44/x
  3. Step 3: Cross multiply
    385,973.48x = 579,233.82 × 175,638.44
  4. Step 4: Simplify right side
    385,973.48x = 101,735,724,540.04
  5. Step 5: Solve for x
    x = 101,735,724,540.04/385,973.48
  6. Step 6: Final answer
    x = 263,582.16

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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.