Home / 318,526.69-439,566.90-175,286.73

Finding the Fourth Proportional to 318,526.69, 439,566.90 and 175,286.73

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Solution

The fourth proportional to 318,526.69, 439,566.90 and 175,286.73 is: 241,895.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,526.69 : 439,566.90 = 175,286.73 : x
  2. Step 2: Convert to fraction form
    318,526.69/439,566.90 = 175,286.73/x
  3. Step 3: Cross multiply
    318,526.69x = 439,566.90 × 175,286.73
  4. Step 4: Simplify right side
    318,526.69x = 77,050,244,517.24
  5. Step 5: Solve for x
    x = 77,050,244,517.24/318,526.69
  6. Step 6: Final answer
    x = 241,895.72

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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.