Home / 965,705.45-1,332,647.52-530,123.09

Finding the Fourth Proportional to 965,705.45, 1,332,647.52 and 530,123.09

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Solution

The fourth proportional to 965,705.45, 1,332,647.52 and 530,123.09 is: 731,555.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    965,705.45 : 1,332,647.52 = 530,123.09 : x
  2. Step 2: Convert to fraction form
    965,705.45/1,332,647.52 = 530,123.09/x
  3. Step 3: Cross multiply
    965,705.45x = 1,332,647.52 × 530,123.09
  4. Step 4: Simplify right side
    965,705.45x = 706,467,221,183.24
  5. Step 5: Solve for x
    x = 706,467,221,183.24/965,705.45
  6. Step 6: Final answer
    x = 731,555.59

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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.