Home / 901,980.06-1,244,260.57-557,705.94

Finding the Fourth Proportional to 901,980.06, 1,244,260.57 and 557,705.94

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Solution

The fourth proportional to 901,980.06, 1,244,260.57 and 557,705.94 is: 769,342.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    901,980.06 : 1,244,260.57 = 557,705.94 : x
  2. Step 2: Convert to fraction form
    901,980.06/1,244,260.57 = 557,705.94/x
  3. Step 3: Cross multiply
    901,980.06x = 1,244,260.57 × 557,705.94
  4. Step 4: Simplify right side
    901,980.06x = 693,931,510,796.79
  5. Step 5: Solve for x
    x = 693,931,510,796.79/901,980.06
  6. Step 6: Final answer
    x = 769,342.41

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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.