Home / 751,089.30-1,036,503.23-411,550.26

Finding the Fourth Proportional to 751,089.30, 1,036,503.23 and 411,550.26

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Solution

The fourth proportional to 751,089.30, 1,036,503.23 and 411,550.26 is: 567,939.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,089.30 : 1,036,503.23 = 411,550.26 : x
  2. Step 2: Convert to fraction form
    751,089.30/1,036,503.23 = 411,550.26/x
  3. Step 3: Cross multiply
    751,089.30x = 1,036,503.23 × 411,550.26
  4. Step 4: Simplify right side
    751,089.30x = 426,573,173,797.34
  5. Step 5: Solve for x
    x = 426,573,173,797.34/751,089.30
  6. Step 6: Final answer
    x = 567,939.36

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.