Home / 883,953.60-1,325,930.40-292,977.60

Finding the Fourth Proportional to 883,953.60, 1,325,930.40 and 292,977.60

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Solution

The fourth proportional to 883,953.60, 1,325,930.40 and 292,977.60 is: 439,466.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,953.60 : 1,325,930.40 = 292,977.60 : x
  2. Step 2: Convert to fraction form
    883,953.60/1,325,930.40 = 292,977.60/x
  3. Step 3: Cross multiply
    883,953.60x = 1,325,930.40 × 292,977.60
  4. Step 4: Simplify right side
    883,953.60x = 388,467,906,359.04
  5. Step 5: Solve for x
    x = 388,467,906,359.04/883,953.60
  6. Step 6: Final answer
    x = 439,466.40

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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.