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Finding the Fourth Proportional to 2,106.58, 2,907.41 and 1,501.86

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Solution

The fourth proportional to 2,106.58, 2,907.41 and 1,501.86 is: 2,072.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106.58 : 2,907.41 = 1,501.86 : x
  2. Step 2: Convert to fraction form
    2,106.58/2,907.41 = 1,501.86/x
  3. Step 3: Cross multiply
    2,106.58x = 2,907.41 × 1,501.86
  4. Step 4: Simplify right side
    2,106.58x = 4,366,522.78
  5. Step 5: Solve for x
    x = 4,366,522.78/2,106.58
  6. Step 6: Final answer
    x = 2,072.80

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