Home / 362,153.04-499,761.06-198,809.52

Finding the Fourth Proportional to 362,153.04, 499,761.06 and 198,809.52

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Solution

The fourth proportional to 362,153.04, 499,761.06 and 198,809.52 is: 274,351.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,153.04 : 499,761.06 = 198,809.52 : x
  2. Step 2: Convert to fraction form
    362,153.04/499,761.06 = 198,809.52/x
  3. Step 3: Cross multiply
    362,153.04x = 499,761.06 × 198,809.52
  4. Step 4: Simplify right side
    362,153.04x = 99,357,256,453.29
  5. Step 5: Solve for x
    x = 99,357,256,453.29/362,153.04
  6. Step 6: Final answer
    x = 274,351.57

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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.