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Finding the Fourth Proportional to 594,017.40, 891,026.10 and 327,640.80

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Solution

The fourth proportional to 594,017.40, 891,026.10 and 327,640.80 is: 491,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,017.40 : 891,026.10 = 327,640.80 : x
  2. Step 2: Convert to fraction form
    594,017.40/891,026.10 = 327,640.80/x
  3. Step 3: Cross multiply
    594,017.40x = 891,026.10 × 327,640.80
  4. Step 4: Simplify right side
    594,017.40x = 291,936,504,224.88
  5. Step 5: Solve for x
    x = 291,936,504,224.88/594,017.40
  6. Step 6: Final answer
    x = 491,461.20

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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.