Home / 361,583.84-498,933.14-200,438.76

Finding the Fourth Proportional to 361,583.84, 498,933.14 and 200,438.76

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Solution

The fourth proportional to 361,583.84, 498,933.14 and 200,438.76 is: 276,576.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    361,583.84 : 498,933.14 = 200,438.76 : x
  2. Step 2: Convert to fraction form
    361,583.84/498,933.14 = 200,438.76/x
  3. Step 3: Cross multiply
    361,583.84x = 498,933.14 × 200,438.76
  4. Step 4: Simplify right side
    361,583.84x = 100,005,539,904.51
  5. Step 5: Solve for x
    x = 100,005,539,904.51/361,583.84
  6. Step 6: Final answer
    x = 276,576.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.