Home / 598,310.04-896,961.78-278,299.32

Finding the Fourth Proportional to 598,310.04, 896,961.78 and 278,299.32

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Solution

The fourth proportional to 598,310.04, 896,961.78 and 278,299.32 is: 417,214.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,310.04 : 896,961.78 = 278,299.32 : x
  2. Step 2: Convert to fraction form
    598,310.04/896,961.78 = 278,299.32/x
  3. Step 3: Cross multiply
    598,310.04x = 896,961.78 × 278,299.32
  4. Step 4: Simplify right side
    598,310.04x = 249,623,853,439.99
  5. Step 5: Solve for x
    x = 249,623,853,439.99/598,310.04
  6. Step 6: Final answer
    x = 417,214.88

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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.