Home / 705,179.57-973,164.72-382,903.25

Finding the Fourth Proportional to 705,179.57, 973,164.72 and 382,903.25

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Solution

The fourth proportional to 705,179.57, 973,164.72 and 382,903.25 is: 528,415.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,179.57 : 973,164.72 = 382,903.25 : x
  2. Step 2: Convert to fraction form
    705,179.57/973,164.72 = 382,903.25/x
  3. Step 3: Cross multiply
    705,179.57x = 973,164.72 × 382,903.25
  4. Step 4: Simplify right side
    705,179.57x = 372,627,929,207.52
  5. Step 5: Solve for x
    x = 372,627,929,207.52/705,179.57
  6. Step 6: Final answer
    x = 528,415.67

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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.