Home / 616,836.84-851,187.96-375,086.04

Finding the Fourth Proportional to 616,836.84, 851,187.96 and 375,086.04

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Solution

The fourth proportional to 616,836.84, 851,187.96 and 375,086.04 is: 517,590.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,836.84 : 851,187.96 = 375,086.04 : x
  2. Step 2: Convert to fraction form
    616,836.84/851,187.96 = 375,086.04/x
  3. Step 3: Cross multiply
    616,836.84x = 851,187.96 × 375,086.04
  4. Step 4: Simplify right side
    616,836.84x = 319,268,721,212.08
  5. Step 5: Solve for x
    x = 319,268,721,212.08/616,836.84
  6. Step 6: Final answer
    x = 517,590.23

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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.