Home / 855,093.58-1,179,515.05-564,707.80

Finding the Fourth Proportional to 855,093.58, 1,179,515.05 and 564,707.80

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Solution

The fourth proportional to 855,093.58, 1,179,515.05 and 564,707.80 is: 778,957.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,093.58 : 1,179,515.05 = 564,707.80 : x
  2. Step 2: Convert to fraction form
    855,093.58/1,179,515.05 = 564,707.80/x
  3. Step 3: Cross multiply
    855,093.58x = 1,179,515.05 × 564,707.80
  4. Step 4: Simplify right side
    855,093.58x = 666,081,349,015.01
  5. Step 5: Solve for x
    x = 666,081,349,015.01/855,093.58
  6. Step 6: Final answer
    x = 778,957.26

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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.