Home / 1,336,953.06-2,005,620.20-438,465.12

Finding the Fourth Proportional to 1,336,953.06, 2,005,620.20 and 438,465.12

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Solution

The fourth proportional to 1,336,953.06, 2,005,620.20 and 438,465.12 is: 657,760.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,953.06 : 2,005,620.20 = 438,465.12 : x
  2. Step 2: Convert to fraction form
    1,336,953.06/2,005,620.20 = 438,465.12/x
  3. Step 3: Cross multiply
    1,336,953.06x = 2,005,620.20 × 438,465.12
  4. Step 4: Simplify right side
    1,336,953.06x = 879,394,499,475.10
  5. Step 5: Solve for x
    x = 879,394,499,475.10/1,336,953.06
  6. Step 6: Final answer
    x = 657,760.19

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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.