Home / 594,629.10-820,432.80-352,965.60

Finding the Fourth Proportional to 594,629.10, 820,432.80 and 352,965.60

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Solution

The fourth proportional to 594,629.10, 820,432.80 and 352,965.60 is: 487,000.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,629.10 : 820,432.80 = 352,965.60 : x
  2. Step 2: Convert to fraction form
    594,629.10/820,432.80 = 352,965.60/x
  3. Step 3: Cross multiply
    594,629.10x = 820,432.80 × 352,965.60
  4. Step 4: Simplify right side
    594,629.10x = 289,584,555,511.68
  5. Step 5: Solve for x
    x = 289,584,555,511.68/594,629.10
  6. Step 6: Final answer
    x = 487,000.31

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1.5x scale

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.