Home / 866,918.64-1,300,246.74-235,881.66

Finding the Fourth Proportional to 866,918.64, 1,300,246.74 and 235,881.66

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Solution

The fourth proportional to 866,918.64, 1,300,246.74 and 235,881.66 is: 353,786.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,918.64 : 1,300,246.74 = 235,881.66 : x
  2. Step 2: Convert to fraction form
    866,918.64/1,300,246.74 = 235,881.66/x
  3. Step 3: Cross multiply
    866,918.64x = 1,300,246.74 × 235,881.66
  4. Step 4: Simplify right side
    866,918.64x = 306,704,359,440.79
  5. Step 5: Solve for x
    x = 306,704,359,440.79/866,918.64
  6. Step 6: Final answer
    x = 353,786.79

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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.