Home / 996,383.40-1,494,575.10-286,369.80

Finding the Fourth Proportional to 996,383.40, 1,494,575.10 and 286,369.80

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Solution

The fourth proportional to 996,383.40, 1,494,575.10 and 286,369.80 is: 429,554.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,383.40 : 1,494,575.10 = 286,369.80 : x
  2. Step 2: Convert to fraction form
    996,383.40/1,494,575.10 = 286,369.80/x
  3. Step 3: Cross multiply
    996,383.40x = 1,494,575.10 × 286,369.80
  4. Step 4: Simplify right side
    996,383.40x = 428,001,172,471.98
  5. Step 5: Solve for x
    x = 428,001,172,471.98/996,383.40
  6. Step 6: Final answer
    x = 429,554.70

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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.