Home / 730,914.31-1,096,287.70-191,222.67

Finding the Fourth Proportional to 730,914.31, 1,096,287.70 and 191,222.67

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Solution

The fourth proportional to 730,914.31, 1,096,287.70 and 191,222.67 is: 286,812.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,914.31 : 1,096,287.70 = 191,222.67 : x
  2. Step 2: Convert to fraction form
    730,914.31/1,096,287.70 = 191,222.67/x
  3. Step 3: Cross multiply
    730,914.31x = 1,096,287.70 × 191,222.67
  4. Step 4: Simplify right side
    730,914.31x = 209,635,060,986.57
  5. Step 5: Solve for x
    x = 209,635,060,986.57/730,914.31
  6. Step 6: Final answer
    x = 286,812.09

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1.5x scale

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.