Home / 983,516.40-1,474,837.20-451,200.60

Finding the Fourth Proportional to 983,516.40, 1,474,837.20 and 451,200.60

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Solution

The fourth proportional to 983,516.40, 1,474,837.20 and 451,200.60 is: 676,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,516.40 : 1,474,837.20 = 451,200.60 : x
  2. Step 2: Convert to fraction form
    983,516.40/1,474,837.20 = 451,200.60/x
  3. Step 3: Cross multiply
    983,516.40x = 1,474,837.20 × 451,200.60
  4. Step 4: Simplify right side
    983,516.40x = 665,447,429,542.32
  5. Step 5: Solve for x
    x = 665,447,429,542.32/983,516.40
  6. Step 6: Final answer
    x = 676,600.24

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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.