Home / 776,036.96-1,163,664.12-236,189.68

Finding the Fourth Proportional to 776,036.96, 1,163,664.12 and 236,189.68

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Solution

The fourth proportional to 776,036.96, 1,163,664.12 and 236,189.68 is: 354,165.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,036.96 : 1,163,664.12 = 236,189.68 : x
  2. Step 2: Convert to fraction form
    776,036.96/1,163,664.12 = 236,189.68/x
  3. Step 3: Cross multiply
    776,036.96x = 1,163,664.12 × 236,189.68
  4. Step 4: Simplify right side
    776,036.96x = 274,845,456,130.28
  5. Step 5: Solve for x
    x = 274,845,456,130.28/776,036.96
  6. Step 6: Final answer
    x = 354,165.42

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