Home / 297,918.40-446,877.60-171,947.20

Finding the Fourth Proportional to 297,918.40, 446,877.60 and 171,947.20

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Solution

The fourth proportional to 297,918.40, 446,877.60 and 171,947.20 is: 257,920.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,918.40 : 446,877.60 = 171,947.20 : x
  2. Step 2: Convert to fraction form
    297,918.40/446,877.60 = 171,947.20/x
  3. Step 3: Cross multiply
    297,918.40x = 446,877.60 × 171,947.20
  4. Step 4: Simplify right side
    297,918.40x = 76,839,352,062.72
  5. Step 5: Solve for x
    x = 76,839,352,062.72/297,918.40
  6. Step 6: Final answer
    x = 257,920.80

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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.