Home / 844,341.40-1,165,156.14-462,361.60

Finding the Fourth Proportional to 844,341.40, 1,165,156.14 and 462,361.60

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Solution

The fourth proportional to 844,341.40, 1,165,156.14 and 462,361.60 is: 638,039.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,341.40 : 1,165,156.14 = 462,361.60 : x
  2. Step 2: Convert to fraction form
    844,341.40/1,165,156.14 = 462,361.60/x
  3. Step 3: Cross multiply
    844,341.40x = 1,165,156.14 × 462,361.60
  4. Step 4: Simplify right side
    844,341.40x = 538,723,457,140.22
  5. Step 5: Solve for x
    x = 538,723,457,140.22/844,341.40
  6. Step 6: Final answer
    x = 638,039.85

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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.