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Finding the Fourth Proportional to 414,495.56, 572,003.88 and 235,647.56

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Solution

The fourth proportional to 414,495.56, 572,003.88 and 235,647.56 is: 325,193.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    414,495.56 : 572,003.88 = 235,647.56 : x
  2. Step 2: Convert to fraction form
    414,495.56/572,003.88 = 235,647.56/x
  3. Step 3: Cross multiply
    414,495.56x = 572,003.88 × 235,647.56
  4. Step 4: Simplify right side
    414,495.56x = 134,791,319,178.86
  5. Step 5: Solve for x
    x = 134,791,319,178.86/414,495.56
  6. Step 6: Final answer
    x = 325,193.64

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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.