Home / 957,629.40-1,436,444.10-621,706.20

Finding the Fourth Proportional to 957,629.40, 1,436,444.10 and 621,706.20

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Solution

The fourth proportional to 957,629.40, 1,436,444.10 and 621,706.20 is: 932,559.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,629.40 : 1,436,444.10 = 621,706.20 : x
  2. Step 2: Convert to fraction form
    957,629.40/1,436,444.10 = 621,706.20/x
  3. Step 3: Cross multiply
    957,629.40x = 1,436,444.10 × 621,706.20
  4. Step 4: Simplify right side
    957,629.40x = 893,046,202,923.42
  5. Step 5: Solve for x
    x = 893,046,202,923.42/957,629.40
  6. Step 6: Final answer
    x = 932,559.30

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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.