Home / 822,944.40-1,234,416.60-403,040.40

Finding the Fourth Proportional to 822,944.40, 1,234,416.60 and 403,040.40

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Solution

The fourth proportional to 822,944.40, 1,234,416.60 and 403,040.40 is: 604,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,944.40 : 1,234,416.60 = 403,040.40 : x
  2. Step 2: Convert to fraction form
    822,944.40/1,234,416.60 = 403,040.40/x
  3. Step 3: Cross multiply
    822,944.40x = 1,234,416.60 × 403,040.40
  4. Step 4: Simplify right side
    822,944.40x = 497,519,760,230.64
  5. Step 5: Solve for x
    x = 497,519,760,230.64/822,944.40
  6. Step 6: Final answer
    x = 604,560.60

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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.