Home / 824,466.40-1,236,699.60-404,562.40

Finding the Fourth Proportional to 824,466.40, 1,236,699.60 and 404,562.40

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Solution

The fourth proportional to 824,466.40, 1,236,699.60 and 404,562.40 is: 606,843.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,466.40 : 1,236,699.60 = 404,562.40 : x
  2. Step 2: Convert to fraction form
    824,466.40/1,236,699.60 = 404,562.40/x
  3. Step 3: Cross multiply
    824,466.40x = 1,236,699.60 × 404,562.40
  4. Step 4: Simplify right side
    824,466.40x = 500,322,158,255.04
  5. Step 5: Solve for x
    x = 500,322,158,255.04/824,466.40
  6. Step 6: Final answer
    x = 606,843.60

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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.