Home / 891,036.20-1,336,554.30-441,583.40

Finding the Fourth Proportional to 891,036.20, 1,336,554.30 and 441,583.40

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Solution

The fourth proportional to 891,036.20, 1,336,554.30 and 441,583.40 is: 662,375.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,036.20 : 1,336,554.30 = 441,583.40 : x
  2. Step 2: Convert to fraction form
    891,036.20/1,336,554.30 = 441,583.40/x
  3. Step 3: Cross multiply
    891,036.20x = 1,336,554.30 × 441,583.40
  4. Step 4: Simplify right side
    891,036.20x = 590,200,192,078.62
  5. Step 5: Solve for x
    x = 590,200,192,078.62/891,036.20
  6. Step 6: Final answer
    x = 662,375.10

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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.