Home / 727,064.40-1,090,596.60-503,115.60

Finding the Fourth Proportional to 727,064.40, 1,090,596.60 and 503,115.60

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Solution

The fourth proportional to 727,064.40, 1,090,596.60 and 503,115.60 is: 754,673.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,064.40 : 1,090,596.60 = 503,115.60 : x
  2. Step 2: Convert to fraction form
    727,064.40/1,090,596.60 = 503,115.60/x
  3. Step 3: Cross multiply
    727,064.40x = 1,090,596.60 × 503,115.60
  4. Step 4: Simplify right side
    727,064.40x = 548,696,162,766.96
  5. Step 5: Solve for x
    x = 548,696,162,766.96/727,064.40
  6. Step 6: Final answer
    x = 754,673.40

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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.