Home / 676,015.80-1,014,023.70-410,076.60

Finding the Fourth Proportional to 676,015.80, 1,014,023.70 and 410,076.60

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Solution

The fourth proportional to 676,015.80, 1,014,023.70 and 410,076.60 is: 615,114.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,015.80 : 1,014,023.70 = 410,076.60 : x
  2. Step 2: Convert to fraction form
    676,015.80/1,014,023.70 = 410,076.60/x
  3. Step 3: Cross multiply
    676,015.80x = 1,014,023.70 × 410,076.60
  4. Step 4: Simplify right side
    676,015.80x = 415,827,391,215.42
  5. Step 5: Solve for x
    x = 415,827,391,215.42/676,015.80
  6. Step 6: Final answer
    x = 615,114.90

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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.