Home / 332,276.55-498,530.03-145,422.15

Finding the Fourth Proportional to 332,276.55, 498,530.03 and 145,422.15

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Solution

The fourth proportional to 332,276.55, 498,530.03 and 145,422.15 is: 218,183.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,276.55 : 498,530.03 = 145,422.15 : x
  2. Step 2: Convert to fraction form
    332,276.55/498,530.03 = 145,422.15/x
  3. Step 3: Cross multiply
    332,276.55x = 498,530.03 × 145,422.15
  4. Step 4: Simplify right side
    332,276.55x = 72,497,308,075.05
  5. Step 5: Solve for x
    x = 72,497,308,075.05/332,276.55
  6. Step 6: Final answer
    x = 218,183.64

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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.