Home / 980,496.46-1,353,011.34-550,692.64

Finding the Fourth Proportional to 980,496.46, 1,353,011.34 and 550,692.64

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Solution

The fourth proportional to 980,496.46, 1,353,011.34 and 550,692.64 is: 759,914.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,496.46 : 1,353,011.34 = 550,692.64 : x
  2. Step 2: Convert to fraction form
    980,496.46/1,353,011.34 = 550,692.64/x
  3. Step 3: Cross multiply
    980,496.46x = 1,353,011.34 × 550,692.64
  4. Step 4: Simplify right side
    980,496.46x = 745,093,386,774.54
  5. Step 5: Solve for x
    x = 745,093,386,774.54/980,496.46
  6. Step 6: Final answer
    x = 759,914.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.