Home / 683,982.02-1,025,970.96-480,741.38

Finding the Fourth Proportional to 683,982.02, 1,025,970.96 and 480,741.38

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Solution

The fourth proportional to 683,982.02, 1,025,970.96 and 480,741.38 is: 721,110.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    683,982.02 : 1,025,970.96 = 480,741.38 : x
  2. Step 2: Convert to fraction form
    683,982.02/1,025,970.96 = 480,741.38/x
  3. Step 3: Cross multiply
    683,982.02x = 1,025,970.96 × 480,741.38
  4. Step 4: Simplify right side
    683,982.02x = 493,226,695,150.33
  5. Step 5: Solve for x
    x = 493,226,695,150.33/683,982.02
  6. Step 6: Final answer
    x = 721,110.62

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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.