Home / 941,627.40-1,412,441.10-342,608.10

Finding the Fourth Proportional to 941,627.40, 1,412,441.10 and 342,608.10

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Solution

The fourth proportional to 941,627.40, 1,412,441.10 and 342,608.10 is: 513,912.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,627.40 : 1,412,441.10 = 342,608.10 : x
  2. Step 2: Convert to fraction form
    941,627.40/1,412,441.10 = 342,608.10/x
  3. Step 3: Cross multiply
    941,627.40x = 1,412,441.10 × 342,608.10
  4. Step 4: Simplify right side
    941,627.40x = 483,913,761,632.91
  5. Step 5: Solve for x
    x = 483,913,761,632.91/941,627.40
  6. Step 6: Final answer
    x = 513,912.15

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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.