Home / 705,319.92-973,338.48-383,027.76

Finding the Fourth Proportional to 705,319.92, 973,338.48 and 383,027.76

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Solution

The fourth proportional to 705,319.92, 973,338.48 and 383,027.76 is: 528,576.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,319.92 : 973,338.48 = 383,027.76 : x
  2. Step 2: Convert to fraction form
    705,319.92/973,338.48 = 383,027.76/x
  3. Step 3: Cross multiply
    705,319.92x = 973,338.48 × 383,027.76
  4. Step 4: Simplify right side
    705,319.92x = 372,815,657,716.21
  5. Step 5: Solve for x
    x = 372,815,657,716.21/705,319.92
  6. Step 6: Final answer
    x = 528,576.67

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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.