Home / 751,123.62-1,036,516.77-411,584.58

Finding the Fourth Proportional to 751,123.62, 1,036,516.77 and 411,584.58

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Solution

The fourth proportional to 751,123.62, 1,036,516.77 and 411,584.58 is: 567,968.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,123.62 : 1,036,516.77 = 411,584.58 : x
  2. Step 2: Convert to fraction form
    751,123.62/1,036,516.77 = 411,584.58/x
  3. Step 3: Cross multiply
    751,123.62x = 1,036,516.77 × 411,584.58
  4. Step 4: Simplify right side
    751,123.62x = 426,614,319,443.41
  5. Step 5: Solve for x
    x = 426,614,319,443.41/751,123.62
  6. Step 6: Final answer
    x = 567,968.19

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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.