Home / 508,006.28-701,056.58-278,584.52

Finding the Fourth Proportional to 508,006.28, 701,056.58 and 278,584.52

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Solution

The fourth proportional to 508,006.28, 701,056.58 and 278,584.52 is: 384,450.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,006.28 : 701,056.58 = 278,584.52 : x
  2. Step 2: Convert to fraction form
    508,006.28/701,056.58 = 278,584.52/x
  3. Step 3: Cross multiply
    508,006.28x = 701,056.58 × 278,584.52
  4. Step 4: Simplify right side
    508,006.28x = 195,303,510,832.14
  5. Step 5: Solve for x
    x = 195,303,510,832.14/508,006.28
  6. Step 6: Final answer
    x = 384,450.98

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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.