Home / 865,673.88-1,194,010.38-607,608.42

Finding the Fourth Proportional to 865,673.88, 1,194,010.38 and 607,608.42

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Solution

The fourth proportional to 865,673.88, 1,194,010.38 and 607,608.42 is: 838,064.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    865,673.88 : 1,194,010.38 = 607,608.42 : x
  2. Step 2: Convert to fraction form
    865,673.88/1,194,010.38 = 607,608.42/x
  3. Step 3: Cross multiply
    865,673.88x = 1,194,010.38 × 607,608.42
  4. Step 4: Simplify right side
    865,673.88x = 725,490,760,455.40
  5. Step 5: Solve for x
    x = 725,490,760,455.40/865,673.88
  6. Step 6: Final answer
    x = 838,064.75

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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.