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Finding the Fourth Proportional to 343,673.44, 474,256.96 and 190,718.32

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Solution

The fourth proportional to 343,673.44, 474,256.96 and 190,718.32 is: 263,184.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,673.44 : 474,256.96 = 190,718.32 : x
  2. Step 2: Convert to fraction form
    343,673.44/474,256.96 = 190,718.32/x
  3. Step 3: Cross multiply
    343,673.44x = 474,256.96 × 190,718.32
  4. Step 4: Simplify right side
    343,673.44x = 90,449,490,659.51
  5. Step 5: Solve for x
    x = 90,449,490,659.51/343,673.44
  6. Step 6: Final answer
    x = 263,184.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.