Home / 475,986.80-713,601.32-235,931.76

Finding the Fourth Proportional to 475,986.80, 713,601.32 and 235,931.76

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Solution

The fourth proportional to 475,986.80, 713,601.32 and 235,931.76 is: 353,709.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    475,986.80 : 713,601.32 = 235,931.76 : x
  2. Step 2: Convert to fraction form
    475,986.80/713,601.32 = 235,931.76/x
  3. Step 3: Cross multiply
    475,986.80x = 713,601.32 × 235,931.76
  4. Step 4: Simplify right side
    475,986.80x = 168,361,215,365.92
  5. Step 5: Solve for x
    x = 168,361,215,365.92/475,986.80
  6. Step 6: Final answer
    x = 353,709.84

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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.