Home / 318,272.96-439,206.62-175,032.56

Finding the Fourth Proportional to 318,272.96, 439,206.62 and 175,032.56

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Solution

The fourth proportional to 318,272.96, 439,206.62 and 175,032.56 is: 241,539.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,272.96 : 439,206.62 = 175,032.56 : x
  2. Step 2: Convert to fraction form
    318,272.96/439,206.62 = 175,032.56/x
  3. Step 3: Cross multiply
    318,272.96x = 439,206.62 × 175,032.56
  4. Step 4: Simplify right side
    318,272.96x = 76,875,459,067.55
  5. Step 5: Solve for x
    x = 76,875,459,067.55/318,272.96
  6. Step 6: Final answer
    x = 241,539.40

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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.