Home / 481,811.32-723,379.02-245,312.92

Finding the Fourth Proportional to 481,811.32, 723,379.02 and 245,312.92

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Solution

The fourth proportional to 481,811.32, 723,379.02 and 245,312.92 is: 368,306.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,811.32 : 723,379.02 = 245,312.92 : x
  2. Step 2: Convert to fraction form
    481,811.32/723,379.02 = 245,312.92/x
  3. Step 3: Cross multiply
    481,811.32x = 723,379.02 × 245,312.92
  4. Step 4: Simplify right side
    481,811.32x = 177,454,219,662.94
  5. Step 5: Solve for x
    x = 177,454,219,662.94/481,811.32
  6. Step 6: Final answer
    x = 368,306.46

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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.