Home / 589,097.26-883,645.90-145,865.26

Finding the Fourth Proportional to 589,097.26, 883,645.90 and 145,865.26

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Solution

The fourth proportional to 589,097.26, 883,645.90 and 145,865.26 is: 218,797.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,097.26 : 883,645.90 = 145,865.26 : x
  2. Step 2: Convert to fraction form
    589,097.26/883,645.90 = 145,865.26/x
  3. Step 3: Cross multiply
    589,097.26x = 883,645.90 × 145,865.26
  4. Step 4: Simplify right side
    589,097.26x = 128,893,238,951.43
  5. Step 5: Solve for x
    x = 128,893,238,951.43/589,097.26
  6. Step 6: Final answer
    x = 218,797.89

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Double scale
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Similar ratio
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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.