Home / 863,253.56-1,294,880.34-364,621.88

Finding the Fourth Proportional to 863,253.56, 1,294,880.34 and 364,621.88

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Solution

The fourth proportional to 863,253.56, 1,294,880.34 and 364,621.88 is: 546,932.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,253.56 : 1,294,880.34 = 364,621.88 : x
  2. Step 2: Convert to fraction form
    863,253.56/1,294,880.34 = 364,621.88/x
  3. Step 3: Cross multiply
    863,253.56x = 1,294,880.34 × 364,621.88
  4. Step 4: Simplify right side
    863,253.56x = 472,141,703,945.84
  5. Step 5: Solve for x
    x = 472,141,703,945.84/863,253.56
  6. Step 6: Final answer
    x = 546,932.82

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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.