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Finding the Fourth Proportional to 334,003.76, 460,957.12 and 190,785.20

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Solution

The fourth proportional to 334,003.76, 460,957.12 and 190,785.20 is: 263,301.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,003.76 : 460,957.12 = 190,785.20 : x
  2. Step 2: Convert to fraction form
    334,003.76/460,957.12 = 190,785.20/x
  3. Step 3: Cross multiply
    334,003.76x = 460,957.12 × 190,785.20
  4. Step 4: Simplify right side
    334,003.76x = 87,943,796,330.62
  5. Step 5: Solve for x
    x = 87,943,796,330.62/334,003.76
  6. Step 6: Final answer
    x = 263,301.82

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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.