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Finding the Fourth Proportional to 336,645.56, 464,570.88 and 185,742.56

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Solution

The fourth proportional to 336,645.56, 464,570.88 and 185,742.56 is: 256,324.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,645.56 : 464,570.88 = 185,742.56 : x
  2. Step 2: Convert to fraction form
    336,645.56/464,570.88 = 185,742.56/x
  3. Step 3: Cross multiply
    336,645.56x = 464,570.88 × 185,742.56
  4. Step 4: Simplify right side
    336,645.56x = 86,290,585,017.55
  5. Step 5: Solve for x
    x = 86,290,585,017.55/336,645.56
  6. Step 6: Final answer
    x = 256,324.74

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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.