Home / 338,176.42-507,272.82-113,544.20

Finding the Fourth Proportional to 338,176.42, 507,272.82 and 113,544.20

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Solution

The fourth proportional to 338,176.42, 507,272.82 and 113,544.20 is: 170,319.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,176.42 : 507,272.82 = 113,544.20 : x
  2. Step 2: Convert to fraction form
    338,176.42/507,272.82 = 113,544.20/x
  3. Step 3: Cross multiply
    338,176.42x = 507,272.82 × 113,544.20
  4. Step 4: Simplify right side
    338,176.42x = 57,597,886,528.64
  5. Step 5: Solve for x
    x = 57,597,886,528.64/338,176.42
  6. Step 6: Final answer
    x = 170,319.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.