Home / 727,000.53-1,090,515.38-194,520.71

Finding the Fourth Proportional to 727,000.53, 1,090,515.38 and 194,520.71

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Solution

The fourth proportional to 727,000.53, 1,090,515.38 and 194,520.71 is: 291,784.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,000.53 : 1,090,515.38 = 194,520.71 : x
  2. Step 2: Convert to fraction form
    727,000.53/1,090,515.38 = 194,520.71/x
  3. Step 3: Cross multiply
    727,000.53x = 1,090,515.38 × 194,520.71
  4. Step 4: Simplify right side
    727,000.53x = 212,127,819,558.34
  5. Step 5: Solve for x
    x = 212,127,819,558.34/727,000.53
  6. Step 6: Final answer
    x = 291,784.96

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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.