Home / 836,912.32-1,255,345.26-304,443.16

Finding the Fourth Proportional to 836,912.32, 1,255,345.26 and 304,443.16

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Solution

The fourth proportional to 836,912.32, 1,255,345.26 and 304,443.16 is: 456,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,912.32 : 1,255,345.26 = 304,443.16 : x
  2. Step 2: Convert to fraction form
    836,912.32/1,255,345.26 = 304,443.16/x
  3. Step 3: Cross multiply
    836,912.32x = 1,255,345.26 × 304,443.16
  4. Step 4: Simplify right side
    836,912.32x = 382,181,277,845.42
  5. Step 5: Solve for x
    x = 382,181,277,845.42/836,912.32
  6. Step 6: Final answer
    x = 456,656.29

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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.