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Finding the Fourth Proportional to 4,315, 6,473.58 and 1,848.60

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Solution

The fourth proportional to 4,315, 6,473.58 and 1,848.60 is: 2,773.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315 : 6,473.58 = 1,848.60 : x
  2. Step 2: Convert to fraction form
    4,315/6,473.58 = 1,848.60/x
  3. Step 3: Cross multiply
    4,315x = 6,473.58 × 1,848.60
  4. Step 4: Simplify right side
    4,315x = 11,967,059.99
  5. Step 5: Solve for x
    x = 11,967,059.99/4,315
  6. Step 6: Final answer
    x = 2,773.36

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1.5x scale

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.