Home / 672,286.40-1,008,429.60-173,650.40

Finding the Fourth Proportional to 672,286.40, 1,008,429.60 and 173,650.40

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Solution

The fourth proportional to 672,286.40, 1,008,429.60 and 173,650.40 is: 260,475.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,286.40 : 1,008,429.60 = 173,650.40 : x
  2. Step 2: Convert to fraction form
    672,286.40/1,008,429.60 = 173,650.40/x
  3. Step 3: Cross multiply
    672,286.40x = 1,008,429.60 × 173,650.40
  4. Step 4: Simplify right side
    672,286.40x = 175,114,203,411.84
  5. Step 5: Solve for x
    x = 175,114,203,411.84/672,286.40
  6. Step 6: Final answer
    x = 260,475.60

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Similar ratio
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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.