Home / 699,691.01-1,048,871.53-273,500.07

Finding the Fourth Proportional to 699,691.01, 1,048,871.53 and 273,500.07

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Solution

The fourth proportional to 699,691.01, 1,048,871.53 and 273,500.07 is: 409,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,691.01 : 1,048,871.53 = 273,500.07 : x
  2. Step 2: Convert to fraction form
    699,691.01/1,048,871.53 = 273,500.07/x
  3. Step 3: Cross multiply
    699,691.01x = 1,048,871.53 × 273,500.07
  4. Step 4: Simplify right side
    699,691.01x = 286,866,436,234.57
  5. Step 5: Solve for x
    x = 286,866,436,234.57/699,691.01
  6. Step 6: Final answer
    x = 409,990.17

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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.