Home / 708,923.79-1,063,074.65-265,380.75

Finding the Fourth Proportional to 708,923.79, 1,063,074.65 and 265,380.75

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Solution

The fourth proportional to 708,923.79, 1,063,074.65 and 265,380.75 is: 397,954.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,923.79 : 1,063,074.65 = 265,380.75 : x
  2. Step 2: Convert to fraction form
    708,923.79/1,063,074.65 = 265,380.75/x
  3. Step 3: Cross multiply
    708,923.79x = 1,063,074.65 × 265,380.75
  4. Step 4: Simplify right side
    708,923.79x = 282,119,546,596.08
  5. Step 5: Solve for x
    x = 282,119,546,596.08/708,923.79
  6. Step 6: Final answer
    x = 397,954.69

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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.