Home / 382,810.02-574,215.24-172,201.92

Finding the Fourth Proportional to 382,810.02, 574,215.24 and 172,201.92

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Solution

The fourth proportional to 382,810.02, 574,215.24 and 172,201.92 is: 258,302.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,810.02 : 574,215.24 = 172,201.92 : x
  2. Step 2: Convert to fraction form
    382,810.02/574,215.24 = 172,201.92/x
  3. Step 3: Cross multiply
    382,810.02x = 574,215.24 × 172,201.92
  4. Step 4: Simplify right side
    382,810.02x = 98,880,966,821.26
  5. Step 5: Solve for x
    x = 98,880,966,821.26/382,810.02
  6. Step 6: Final answer
    x = 258,302.97

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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.