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Finding the Fourth Proportional to 2,099,299.03, 2,896,939.47 and 1,169,054.76

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Solution

The fourth proportional to 2,099,299.03, 2,896,939.47 and 1,169,054.76 is: 1,613,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099,299.03 : 2,896,939.47 = 1,169,054.76 : x
  2. Step 2: Convert to fraction form
    2,099,299.03/2,896,939.47 = 1,169,054.76/x
  3. Step 3: Cross multiply
    2,099,299.03x = 2,896,939.47 × 1,169,054.76
  4. Step 4: Simplify right side
    2,099,299.03x = 3,386,680,878,232.45
  5. Step 5: Solve for x
    x = 3,386,680,878,232.45/2,099,299.03
  6. Step 6: Final answer
    x = 1,613,243.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.