Home / 763,454.98-1,145,181.71-194,836.10

Finding the Fourth Proportional to 763,454.98, 1,145,181.71 and 194,836.10

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Solution

The fourth proportional to 763,454.98, 1,145,181.71 and 194,836.10 is: 292,253.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    763,454.98 : 1,145,181.71 = 194,836.10 : x
  2. Step 2: Convert to fraction form
    763,454.98/1,145,181.71 = 194,836.10/x
  3. Step 3: Cross multiply
    763,454.98x = 1,145,181.71 × 194,836.10
  4. Step 4: Simplify right side
    763,454.98x = 223,122,738,167.73
  5. Step 5: Solve for x
    x = 223,122,738,167.73/763,454.98
  6. Step 6: Final answer
    x = 292,253.96

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Double scale
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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.