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Finding the Fourth Proportional to 682,235.22, 941,653.44 and 464,803.68

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Solution

The fourth proportional to 682,235.22, 941,653.44 and 464,803.68 is: 641,544.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,235.22 : 941,653.44 = 464,803.68 : x
  2. Step 2: Convert to fraction form
    682,235.22/941,653.44 = 464,803.68/x
  3. Step 3: Cross multiply
    682,235.22x = 941,653.44 × 464,803.68
  4. Step 4: Simplify right side
    682,235.22x = 437,683,984,196.66
  5. Step 5: Solve for x
    x = 437,683,984,196.66/682,235.22
  6. Step 6: Final answer
    x = 641,544.11

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Double scale
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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.