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Finding the Fourth Proportional to 357,700.32, 493,821.36 and 250,598.88

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Solution

The fourth proportional to 357,700.32, 493,821.36 and 250,598.88 is: 345,963.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,700.32 : 493,821.36 = 250,598.88 : x
  2. Step 2: Convert to fraction form
    357,700.32/493,821.36 = 250,598.88/x
  3. Step 3: Cross multiply
    357,700.32x = 493,821.36 × 250,598.88
  4. Step 4: Simplify right side
    357,700.32x = 123,751,079,736.08
  5. Step 5: Solve for x
    x = 123,751,079,736.08/357,700.32
  6. Step 6: Final answer
    x = 345,963.01

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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.