Home / 979,529.58-1,351,705.32-543,974.58

Finding the Fourth Proportional to 979,529.58, 1,351,705.32 and 543,974.58

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Solution

The fourth proportional to 979,529.58, 1,351,705.32 and 543,974.58 is: 750,659.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,529.58 : 1,351,705.32 = 543,974.58 : x
  2. Step 2: Convert to fraction form
    979,529.58/1,351,705.32 = 543,974.58/x
  3. Step 3: Cross multiply
    979,529.58x = 1,351,705.32 × 543,974.58
  4. Step 4: Simplify right side
    979,529.58x = 735,293,333,730.77
  5. Step 5: Solve for x
    x = 735,293,333,730.77/979,529.58
  6. Step 6: Final answer
    x = 750,659.65

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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.