Home / 1,036,999.85-1,555,499.78-327,245.45

Finding the Fourth Proportional to 1,036,999.85, 1,555,499.78 and 327,245.45

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Solution

The fourth proportional to 1,036,999.85, 1,555,499.78 and 327,245.45 is: 490,868.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,999.85 : 1,555,499.78 = 327,245.45 : x
  2. Step 2: Convert to fraction form
    1,036,999.85/1,555,499.78 = 327,245.45/x
  3. Step 3: Cross multiply
    1,036,999.85x = 1,555,499.78 × 327,245.45
  4. Step 4: Simplify right side
    1,036,999.85x = 509,030,223,844.77
  5. Step 5: Solve for x
    x = 509,030,223,844.77/1,036,999.85
  6. Step 6: Final answer
    x = 490,868.18

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Double scale
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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.