Home / 454,037.16-626,016.10-283,976.04

Finding the Fourth Proportional to 454,037.16, 626,016.10 and 283,976.04

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Solution

The fourth proportional to 454,037.16, 626,016.10 and 283,976.04 is: 391,539.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,037.16 : 626,016.10 = 283,976.04 : x
  2. Step 2: Convert to fraction form
    454,037.16/626,016.10 = 283,976.04/x
  3. Step 3: Cross multiply
    454,037.16x = 626,016.10 × 283,976.04
  4. Step 4: Simplify right side
    454,037.16x = 177,773,573,054.24
  5. Step 5: Solve for x
    x = 177,773,573,054.24/454,037.16
  6. Step 6: Final answer
    x = 391,539.70

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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.