Home / 993,896.20-1,490,844.30-329,048.20

Finding the Fourth Proportional to 993,896.20, 1,490,844.30 and 329,048.20

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Solution

The fourth proportional to 993,896.20, 1,490,844.30 and 329,048.20 is: 493,572.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,896.20 : 1,490,844.30 = 329,048.20 : x
  2. Step 2: Convert to fraction form
    993,896.20/1,490,844.30 = 329,048.20/x
  3. Step 3: Cross multiply
    993,896.20x = 1,490,844.30 × 329,048.20
  4. Step 4: Simplify right side
    993,896.20x = 490,559,633,395.26
  5. Step 5: Solve for x
    x = 490,559,633,395.26/993,896.20
  6. Step 6: Final answer
    x = 493,572.30

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Half scale
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Double scale
Find fourth proportional to 993,897.20, 1,490,845.80 and 329,049.20
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.