Home / 677,770.81-1,016,663.51-204,460.27

Finding the Fourth Proportional to 677,770.81, 1,016,663.51 and 204,460.27

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Solution

The fourth proportional to 677,770.81, 1,016,663.51 and 204,460.27 is: 306,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,770.81 : 1,016,663.51 = 204,460.27 : x
  2. Step 2: Convert to fraction form
    677,770.81/1,016,663.51 = 204,460.27/x
  3. Step 3: Cross multiply
    677,770.81x = 1,016,663.51 × 204,460.27
  4. Step 4: Simplify right side
    677,770.81x = 207,867,294,731.45
  5. Step 5: Solve for x
    x = 207,867,294,731.45/677,770.81
  6. Step 6: Final answer
    x = 306,692.60

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1.5x scale

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.