Home / 668,349.56-1,002,583.28-188,581.57

Finding the Fourth Proportional to 668,349.56, 1,002,583.28 and 188,581.57

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Solution

The fourth proportional to 668,349.56, 1,002,583.28 and 188,581.57 is: 282,888.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,349.56 : 1,002,583.28 = 188,581.57 : x
  2. Step 2: Convert to fraction form
    668,349.56/1,002,583.28 = 188,581.57/x
  3. Step 3: Cross multiply
    668,349.56x = 1,002,583.28 × 188,581.57
  4. Step 4: Simplify right side
    668,349.56x = 189,068,726,963.15
  5. Step 5: Solve for x
    x = 189,068,726,963.15/668,349.56
  6. Step 6: Final answer
    x = 282,888.98

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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.