Home / 887,094.40-1,330,641.60-256,028.80

Finding the Fourth Proportional to 887,094.40, 1,330,641.60 and 256,028.80

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Solution

The fourth proportional to 887,094.40, 1,330,641.60 and 256,028.80 is: 384,043.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,094.40 : 1,330,641.60 = 256,028.80 : x
  2. Step 2: Convert to fraction form
    887,094.40/1,330,641.60 = 256,028.80/x
  3. Step 3: Cross multiply
    887,094.40x = 1,330,641.60 × 256,028.80
  4. Step 4: Simplify right side
    887,094.40x = 340,682,572,078.08
  5. Step 5: Solve for x
    x = 340,682,572,078.08/887,094.40
  6. Step 6: Final answer
    x = 384,043.20

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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.