Home / 382,819.02-574,228.74-172,210.92

Finding the Fourth Proportional to 382,819.02, 574,228.74 and 172,210.92

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Solution

The fourth proportional to 382,819.02, 574,228.74 and 172,210.92 is: 258,316.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,819.02 : 574,228.74 = 172,210.92 : x
  2. Step 2: Convert to fraction form
    382,819.02/574,228.74 = 172,210.92/x
  3. Step 3: Cross multiply
    382,819.02x = 574,228.74 × 172,210.92
  4. Step 4: Simplify right side
    382,819.02x = 98,888,459,605.84
  5. Step 5: Solve for x
    x = 98,888,459,605.84/382,819.02
  6. Step 6: Final answer
    x = 258,316.47

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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.