Home / 705,612.40-1,058,418.60-332,364.40

Finding the Fourth Proportional to 705,612.40, 1,058,418.60 and 332,364.40

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Solution

The fourth proportional to 705,612.40, 1,058,418.60 and 332,364.40 is: 498,546.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,612.40 : 1,058,418.60 = 332,364.40 : x
  2. Step 2: Convert to fraction form
    705,612.40/1,058,418.60 = 332,364.40/x
  3. Step 3: Cross multiply
    705,612.40x = 1,058,418.60 × 332,364.40
  4. Step 4: Simplify right side
    705,612.40x = 351,780,662,937.84
  5. Step 5: Solve for x
    x = 351,780,662,937.84/705,612.40
  6. Step 6: Final answer
    x = 498,546.60

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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.