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Finding the Fourth Proportional to 350,578.90, 525,681.26 and 181,929.43

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Solution

The fourth proportional to 350,578.90, 525,681.26 and 181,929.43 is: 272,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,578.90 : 525,681.26 = 181,929.43 : x
  2. Step 2: Convert to fraction form
    350,578.90/525,681.26 = 181,929.43/x
  3. Step 3: Cross multiply
    350,578.90x = 525,681.26 × 181,929.43
  4. Step 4: Simplify right side
    350,578.90x = 95,636,888,455.43
  5. Step 5: Solve for x
    x = 95,636,888,455.43/350,578.90
  6. Step 6: Final answer
    x = 272,797.05

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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.