Home / 638,195.02-957,302.52-188,961.46

Finding the Fourth Proportional to 638,195.02, 957,302.52 and 188,961.46

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Solution

The fourth proportional to 638,195.02, 957,302.52 and 188,961.46 is: 283,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    638,195.02 : 957,302.52 = 188,961.46 : x
  2. Step 2: Convert to fraction form
    638,195.02/957,302.52 = 188,961.46/x
  3. Step 3: Cross multiply
    638,195.02x = 957,302.52 × 188,961.46
  4. Step 4: Simplify right side
    638,195.02x = 180,893,281,840.88
  5. Step 5: Solve for x
    x = 180,893,281,840.88/638,195.02
  6. Step 6: Final answer
    x = 283,445.15

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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.