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Finding the Fourth Proportional to 605,810.10, 836,014.05 and 333,878.25

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Solution

The fourth proportional to 605,810.10, 836,014.05 and 333,878.25 is: 460,749.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,810.10 : 836,014.05 = 333,878.25 : x
  2. Step 2: Convert to fraction form
    605,810.10/836,014.05 = 333,878.25/x
  3. Step 3: Cross multiply
    605,810.10x = 836,014.05 × 333,878.25
  4. Step 4: Simplify right side
    605,810.10x = 279,126,907,989.41
  5. Step 5: Solve for x
    x = 279,126,907,989.41/605,810.10
  6. Step 6: Final answer
    x = 460,749.84

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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.