Home / 903,531.35-1,246,912.60-540,885.28

Finding the Fourth Proportional to 903,531.35, 1,246,912.60 and 540,885.28

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Solution

The fourth proportional to 903,531.35, 1,246,912.60 and 540,885.28 is: 746,445.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,531.35 : 1,246,912.60 = 540,885.28 : x
  2. Step 2: Convert to fraction form
    903,531.35/1,246,912.60 = 540,885.28/x
  3. Step 3: Cross multiply
    903,531.35x = 1,246,912.60 × 540,885.28
  4. Step 4: Simplify right side
    903,531.35x = 674,436,670,786.53
  5. Step 5: Solve for x
    x = 674,436,670,786.53/903,531.35
  6. Step 6: Final answer
    x = 746,445.23

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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.