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Finding the Fourth Proportional to 416,553.06, 574,843.59 and 235,303.68

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Solution

The fourth proportional to 416,553.06, 574,843.59 and 235,303.68 is: 324,719.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,553.06 : 574,843.59 = 235,303.68 : x
  2. Step 2: Convert to fraction form
    416,553.06/574,843.59 = 235,303.68/x
  3. Step 3: Cross multiply
    416,553.06x = 574,843.59 × 235,303.68
  4. Step 4: Simplify right side
    416,553.06x = 135,262,812,151.41
  5. Step 5: Solve for x
    x = 135,262,812,151.41/416,553.06
  6. Step 6: Final answer
    x = 324,719.29

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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.