Home / 626,928.32-940,392.48-153,609.58

Finding the Fourth Proportional to 626,928.32, 940,392.48 and 153,609.58

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Solution

The fourth proportional to 626,928.32, 940,392.48 and 153,609.58 is: 230,414.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,928.32 : 940,392.48 = 153,609.58 : x
  2. Step 2: Convert to fraction form
    626,928.32/940,392.48 = 153,609.58/x
  3. Step 3: Cross multiply
    626,928.32x = 940,392.48 × 153,609.58
  4. Step 4: Simplify right side
    626,928.32x = 144,453,293,887.96
  5. Step 5: Solve for x
    x = 144,453,293,887.96/626,928.32
  6. Step 6: Final answer
    x = 230,414.37

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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.