Home / 751,348.16-1,036,869.60-411,809.12

Finding the Fourth Proportional to 751,348.16, 1,036,869.60 and 411,809.12

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Solution

The fourth proportional to 751,348.16, 1,036,869.60 and 411,809.12 is: 568,301.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,348.16 : 1,036,869.60 = 411,809.12 : x
  2. Step 2: Convert to fraction form
    751,348.16/1,036,869.60 = 411,809.12/x
  3. Step 3: Cross multiply
    751,348.16x = 1,036,869.60 × 411,809.12
  4. Step 4: Simplify right side
    751,348.16x = 426,992,357,530.75
  5. Step 5: Solve for x
    x = 426,992,357,530.75/751,348.16
  6. Step 6: Final answer
    x = 568,301.59

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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.