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Finding the Fourth Proportional to 6,258.40, 9,388.80 and 1,875.84

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Solution

The fourth proportional to 6,258.40, 9,388.80 and 1,875.84 is: 2,814.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,258.40 : 9,388.80 = 1,875.84 : x
  2. Step 2: Convert to fraction form
    6,258.40/9,388.80 = 1,875.84/x
  3. Step 3: Cross multiply
    6,258.40x = 9,388.80 × 1,875.84
  4. Step 4: Simplify right side
    6,258.40x = 17,611,886.59
  5. Step 5: Solve for x
    x = 17,611,886.59/6,258.40
  6. Step 6: Final answer
    x = 2,814.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.