Home / 344,975.25-517,530.60-120,343.02

Finding the Fourth Proportional to 344,975.25, 517,530.60 and 120,343.02

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Solution

The fourth proportional to 344,975.25, 517,530.60 and 120,343.02 is: 180,538.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,975.25 : 517,530.60 = 120,343.02 : x
  2. Step 2: Convert to fraction form
    344,975.25/517,530.60 = 120,343.02/x
  3. Step 3: Cross multiply
    344,975.25x = 517,530.60 × 120,343.02
  4. Step 4: Simplify right side
    344,975.25x = 62,281,193,405.67
  5. Step 5: Solve for x
    x = 62,281,193,405.67/344,975.25
  6. Step 6: Final answer
    x = 180,538.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.