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Finding the Fourth Proportional to 4,970.03, 6,865.28 and 3,482.87

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Solution

The fourth proportional to 4,970.03, 6,865.28 and 3,482.87 is: 4,811.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.03 : 6,865.28 = 3,482.87 : x
  2. Step 2: Convert to fraction form
    4,970.03/6,865.28 = 3,482.87/x
  3. Step 3: Cross multiply
    4,970.03x = 6,865.28 × 3,482.87
  4. Step 4: Simplify right side
    4,970.03x = 23,910,877.75
  5. Step 5: Solve for x
    x = 23,910,877.75/4,970.03
  6. Step 6: Final answer
    x = 4,811.01

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1.5x scale

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.