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Finding the Fourth Proportional to 416,836.53, 575,226.90 and 235,544.58

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Solution

The fourth proportional to 416,836.53, 575,226.90 and 235,544.58 is: 325,047.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,836.53 : 575,226.90 = 235,544.58 : x
  2. Step 2: Convert to fraction form
    416,836.53/575,226.90 = 235,544.58/x
  3. Step 3: Cross multiply
    416,836.53x = 575,226.90 × 235,544.58
  4. Step 4: Simplify right side
    416,836.53x = 135,491,578,565.20
  5. Step 5: Solve for x
    x = 135,491,578,565.20/416,836.53
  6. Step 6: Final answer
    x = 325,047.28

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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.