Home / 751,349.96-1,036,860.78-411,817.16

Finding the Fourth Proportional to 751,349.96, 1,036,860.78 and 411,817.16

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Solution

The fourth proportional to 751,349.96, 1,036,860.78 and 411,817.16 is: 568,306.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,349.96 : 1,036,860.78 = 411,817.16 : x
  2. Step 2: Convert to fraction form
    751,349.96/1,036,860.78 = 411,817.16/x
  3. Step 3: Cross multiply
    751,349.96x = 1,036,860.78 × 411,817.16
  4. Step 4: Simplify right side
    751,349.96x = 426,997,061,734.99
  5. Step 5: Solve for x
    x = 426,997,061,734.99/751,349.96
  6. Step 6: Final answer
    x = 568,306.49

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.