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Finding the Fourth Proportional to 4,994.04, 7,490 and 1,484.08

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Solution

The fourth proportional to 4,994.04, 7,490 and 1,484.08 is: 2,225.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.04 : 7,490 = 1,484.08 : x
  2. Step 2: Convert to fraction form
    4,994.04/7,490 = 1,484.08/x
  3. Step 3: Cross multiply
    4,994.04x = 7,490 × 1,484.08
  4. Step 4: Simplify right side
    4,994.04x = 11,115,759.20
  5. Step 5: Solve for x
    x = 11,115,759.20/4,994.04
  6. Step 6: Final answer
    x = 2,225.80

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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.