Home / 647,298.04-970,945.65-173,983.39

Finding the Fourth Proportional to 647,298.04, 970,945.65 and 173,983.39

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Solution

The fourth proportional to 647,298.04, 970,945.65 and 173,983.39 is: 260,974.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,298.04 : 970,945.65 = 173,983.39 : x
  2. Step 2: Convert to fraction form
    647,298.04/970,945.65 = 173,983.39/x
  3. Step 3: Cross multiply
    647,298.04x = 970,945.65 × 173,983.39
  4. Step 4: Simplify right side
    647,298.04x = 168,928,415,692.75
  5. Step 5: Solve for x
    x = 168,928,415,692.75/647,298.04
  6. Step 6: Final answer
    x = 260,974.71

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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.