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Finding the Fourth Proportional to 2,999,868.04, 4,499,831.22 and 756,006.04

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Solution

The fourth proportional to 2,999,868.04, 4,499,831.22 and 756,006.04 is: 1,134,016.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,868.04 : 4,499,831.22 = 756,006.04 : x
  2. Step 2: Convert to fraction form
    2,999,868.04/4,499,831.22 = 756,006.04/x
  3. Step 3: Cross multiply
    2,999,868.04x = 4,499,831.22 × 756,006.04
  4. Step 4: Simplify right side
    2,999,868.04x = 3,401,899,555,021.38
  5. Step 5: Solve for x
    x = 3,401,899,555,021.38/2,999,868.04
  6. Step 6: Final answer
    x = 1,134,016.40

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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.