Home / 832,486.98-1,248,765.30-263,855.64

Finding the Fourth Proportional to 832,486.98, 1,248,765.30 and 263,855.64

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Solution

The fourth proportional to 832,486.98, 1,248,765.30 and 263,855.64 is: 395,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,486.98 : 1,248,765.30 = 263,855.64 : x
  2. Step 2: Convert to fraction form
    832,486.98/1,248,765.30 = 263,855.64/x
  3. Step 3: Cross multiply
    832,486.98x = 1,248,765.30 × 263,855.64
  4. Step 4: Simplify right side
    832,486.98x = 329,493,767,441.29
  5. Step 5: Solve for x
    x = 329,493,767,441.29/832,486.98
  6. Step 6: Final answer
    x = 395,794.50

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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.