Home / 957,538.53-1,321,522.79-549,768.06

Finding the Fourth Proportional to 957,538.53, 1,321,522.79 and 549,768.06

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Solution

The fourth proportional to 957,538.53, 1,321,522.79 and 549,768.06 is: 758,748.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,538.53 : 1,321,522.79 = 549,768.06 : x
  2. Step 2: Convert to fraction form
    957,538.53/1,321,522.79 = 549,768.06/x
  3. Step 3: Cross multiply
    957,538.53x = 1,321,522.79 × 549,768.06
  4. Step 4: Simplify right side
    957,538.53x = 726,531,017,755.25
  5. Step 5: Solve for x
    x = 726,531,017,755.25/957,538.53
  6. Step 6: Final answer
    x = 758,748.60

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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.