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Finding the Fourth Proportional to 417,023.85, 575,486.67 and 235,729.41

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Solution

The fourth proportional to 417,023.85, 575,486.67 and 235,729.41 is: 325,303.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    417,023.85 : 575,486.67 = 235,729.41 : x
  2. Step 2: Convert to fraction form
    417,023.85/575,486.67 = 235,729.41/x
  3. Step 3: Cross multiply
    417,023.85x = 575,486.67 × 235,729.41
  4. Step 4: Simplify right side
    417,023.85x = 135,659,133,181.97
  5. Step 5: Solve for x
    x = 135,659,133,181.97/417,023.85
  6. Step 6: Final answer
    x = 325,303.06

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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.