Home / 930,437.55-1,305,269.78-930,437.55

Finding the Fourth Proportional to 930,437.55, 1,305,269.78 and 930,437.55

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Solution

The fourth proportional to 930,437.55, 1,305,269.78 and 930,437.55 is: 1,305,269.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,437.55 : 1,305,269.78 = 930,437.55 : x
  2. Step 2: Convert to fraction form
    930,437.55/1,305,269.78 = 930,437.55/x
  3. Step 3: Cross multiply
    930,437.55x = 1,305,269.78 × 930,437.55
  4. Step 4: Simplify right side
    930,437.55x = 1,214,472,011,540.05
  5. Step 5: Solve for x
    x = 1,214,472,011,540.05/930,437.55
  6. Step 6: Final answer
    x = 1,305,269.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.