Home / 864,288.11-1,296,432.16-233,201.93

Finding the Fourth Proportional to 864,288.11, 1,296,432.16 and 233,201.93

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Solution

The fourth proportional to 864,288.11, 1,296,432.16 and 233,201.93 is: 349,802.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,288.11 : 1,296,432.16 = 233,201.93 : x
  2. Step 2: Convert to fraction form
    864,288.11/1,296,432.16 = 233,201.93/x
  3. Step 3: Cross multiply
    864,288.11x = 1,296,432.16 × 233,201.93
  4. Step 4: Simplify right side
    864,288.11x = 302,330,474,760.90
  5. Step 5: Solve for x
    x = 302,330,474,760.90/864,288.11
  6. Step 6: Final answer
    x = 349,802.88

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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.