Home / 881,683.53-1,216,736.60-494,584.76

Finding the Fourth Proportional to 881,683.53, 1,216,736.60 and 494,584.76

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Solution

The fourth proportional to 881,683.53, 1,216,736.60 and 494,584.76 is: 682,534.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,683.53 : 1,216,736.60 = 494,584.76 : x
  2. Step 2: Convert to fraction form
    881,683.53/1,216,736.60 = 494,584.76/x
  3. Step 3: Cross multiply
    881,683.53x = 1,216,736.60 × 494,584.76
  4. Step 4: Simplify right side
    881,683.53x = 601,779,370,737.61
  5. Step 5: Solve for x
    x = 601,779,370,737.61/881,683.53
  6. Step 6: Final answer
    x = 682,534.44

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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.