Home / 705,405.00-973,466.05-383,121.39

Finding the Fourth Proportional to 705,405.00, 973,466.05 and 383,121.39

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Solution

The fourth proportional to 705,405.00, 973,466.05 and 383,121.39 is: 528,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,405.00 : 973,466.05 = 383,121.39 : x
  2. Step 2: Convert to fraction form
    705,405.00/973,466.05 = 383,121.39/x
  3. Step 3: Cross multiply
    705,405.00x = 973,466.05 × 383,121.39
  4. Step 4: Simplify right side
    705,405.00x = 372,955,669,604.86
  5. Step 5: Solve for x
    x = 372,955,669,604.86/705,405.00
  6. Step 6: Final answer
    x = 528,711.40

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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.