Home / 615,577.20-923,279.40-194,895.60

Finding the Fourth Proportional to 615,577.20, 923,279.40 and 194,895.60

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Solution

The fourth proportional to 615,577.20, 923,279.40 and 194,895.60 is: 292,316.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,577.20 : 923,279.40 = 194,895.60 : x
  2. Step 2: Convert to fraction form
    615,577.20/923,279.40 = 194,895.60/x
  3. Step 3: Cross multiply
    615,577.20x = 923,279.40 × 194,895.60
  4. Step 4: Simplify right side
    615,577.20x = 179,943,092,630.64
  5. Step 5: Solve for x
    x = 179,943,092,630.64/615,577.20
  6. Step 6: Final answer
    x = 292,316.05

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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.