Home / 957,823.80-1,436,930.10-326,801.40

Finding the Fourth Proportional to 957,823.80, 1,436,930.10 and 326,801.40

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Solution

The fourth proportional to 957,823.80, 1,436,930.10 and 326,801.40 is: 490,268.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,823.80 : 1,436,930.10 = 326,801.40 : x
  2. Step 2: Convert to fraction form
    957,823.80/1,436,930.10 = 326,801.40/x
  3. Step 3: Cross multiply
    957,823.80x = 1,436,930.10 × 326,801.40
  4. Step 4: Simplify right side
    957,823.80x = 469,590,768,382.14
  5. Step 5: Solve for x
    x = 469,590,768,382.14/957,823.80
  6. Step 6: Final answer
    x = 490,268.43

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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.