Home / 663,881.34-995,821.23-264,802.38

Finding the Fourth Proportional to 663,881.34, 995,821.23 and 264,802.38

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Solution

The fourth proportional to 663,881.34, 995,821.23 and 264,802.38 is: 397,203.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,881.34 : 995,821.23 = 264,802.38 : x
  2. Step 2: Convert to fraction form
    663,881.34/995,821.23 = 264,802.38/x
  3. Step 3: Cross multiply
    663,881.34x = 995,821.23 × 264,802.38
  4. Step 4: Simplify right side
    663,881.34x = 263,695,831,758.53
  5. Step 5: Solve for x
    x = 263,695,831,758.53/663,881.34
  6. Step 6: Final answer
    x = 397,203.26

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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.