Home / 615,941.60-923,999.88-189,512.74

Finding the Fourth Proportional to 615,941.60, 923,999.88 and 189,512.74

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Solution

The fourth proportional to 615,941.60, 923,999.88 and 189,512.74 is: 284,296.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,941.60 : 923,999.88 = 189,512.74 : x
  2. Step 2: Convert to fraction form
    615,941.60/923,999.88 = 189,512.74/x
  3. Step 3: Cross multiply
    615,941.60x = 923,999.88 × 189,512.74
  4. Step 4: Simplify right side
    615,941.60x = 175,109,749,018.47
  5. Step 5: Solve for x
    x = 175,109,749,018.47/615,941.60
  6. Step 6: Final answer
    x = 284,296.03

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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.