Home / 829,434.28-1,244,052.54-289,596.60

Finding the Fourth Proportional to 829,434.28, 1,244,052.54 and 289,596.60

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Solution

The fourth proportional to 829,434.28, 1,244,052.54 and 289,596.60 is: 434,360.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,434.28 : 1,244,052.54 = 289,596.60 : x
  2. Step 2: Convert to fraction form
    829,434.28/1,244,052.54 = 289,596.60/x
  3. Step 3: Cross multiply
    829,434.28x = 1,244,052.54 × 289,596.60
  4. Step 4: Simplify right side
    829,434.28x = 360,273,385,805.36
  5. Step 5: Solve for x
    x = 360,273,385,805.36/829,434.28
  6. Step 6: Final answer
    x = 434,360.38

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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.