Home / 1,072,986.40-1,609,479.60-363,037.60

Finding the Fourth Proportional to 1,072,986.40, 1,609,479.60 and 363,037.60

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Solution

The fourth proportional to 1,072,986.40, 1,609,479.60 and 363,037.60 is: 544,556.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,986.40 : 1,609,479.60 = 363,037.60 : x
  2. Step 2: Convert to fraction form
    1,072,986.40/1,609,479.60 = 363,037.60/x
  3. Step 3: Cross multiply
    1,072,986.40x = 1,609,479.60 × 363,037.60
  4. Step 4: Simplify right side
    1,072,986.40x = 584,301,611,232.96
  5. Step 5: Solve for x
    x = 584,301,611,232.96/1,072,986.40
  6. Step 6: Final answer
    x = 544,556.40

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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.