Home / 448,714.10-673,399.20-298,904.60

Finding the Fourth Proportional to 448,714.10, 673,399.20 and 298,904.60

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Solution

The fourth proportional to 448,714.10, 673,399.20 and 298,904.60 is: 448,575.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,714.10 : 673,399.20 = 298,904.60 : x
  2. Step 2: Convert to fraction form
    448,714.10/673,399.20 = 298,904.60/x
  3. Step 3: Cross multiply
    448,714.10x = 673,399.20 × 298,904.60
  4. Step 4: Simplify right side
    448,714.10x = 201,282,118,516.32
  5. Step 5: Solve for x
    x = 201,282,118,516.32/448,714.10
  6. Step 6: Final answer
    x = 448,575.43

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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.