Home / 682,457.85-941,795.10-376,534.22

Finding the Fourth Proportional to 682,457.85, 941,795.10 and 376,534.22

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Solution

The fourth proportional to 682,457.85, 941,795.10 and 376,534.22 is: 519,619.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    682,457.85 : 941,795.10 = 376,534.22 : x
  2. Step 2: Convert to fraction form
    682,457.85/941,795.10 = 376,534.22/x
  3. Step 3: Cross multiply
    682,457.85x = 941,795.10 × 376,534.22
  4. Step 4: Simplify right side
    682,457.85x = 354,618,078,669.35
  5. Step 5: Solve for x
    x = 354,618,078,669.35/682,457.85
  6. Step 6: Final answer
    x = 519,619.02

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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.