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Finding the Fourth Proportional to 5,384.62, 7,427.93 and 4,056.01

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Solution

The fourth proportional to 5,384.62, 7,427.93 and 4,056.01 is: 5,595.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.62 : 7,427.93 = 4,056.01 : x
  2. Step 2: Convert to fraction form
    5,384.62/7,427.93 = 4,056.01/x
  3. Step 3: Cross multiply
    5,384.62x = 7,427.93 × 4,056.01
  4. Step 4: Simplify right side
    5,384.62x = 30,127,738.08
  5. Step 5: Solve for x
    x = 30,127,738.08/5,384.62
  6. Step 6: Final answer
    x = 5,595.15

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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.