Home / 451,746.40-677,619.60-333,648.40

Finding the Fourth Proportional to 451,746.40, 677,619.60 and 333,648.40

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Solution

The fourth proportional to 451,746.40, 677,619.60 and 333,648.40 is: 500,472.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,746.40 : 677,619.60 = 333,648.40 : x
  2. Step 2: Convert to fraction form
    451,746.40/677,619.60 = 333,648.40/x
  3. Step 3: Cross multiply
    451,746.40x = 677,619.60 × 333,648.40
  4. Step 4: Simplify right side
    451,746.40x = 226,086,695,348.64
  5. Step 5: Solve for x
    x = 226,086,695,348.64/451,746.40
  6. Step 6: Final answer
    x = 500,472.60

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Similar ratio
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1.5x scale

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.