Home / 983,610.17-1,357,451.21-548,055.76

Finding the Fourth Proportional to 983,610.17, 1,357,451.21 and 548,055.76

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Solution

The fourth proportional to 983,610.17, 1,357,451.21 and 548,055.76 is: 756,355.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,610.17 : 1,357,451.21 = 548,055.76 : x
  2. Step 2: Convert to fraction form
    983,610.17/1,357,451.21 = 548,055.76/x
  3. Step 3: Cross multiply
    983,610.17x = 1,357,451.21 × 548,055.76
  4. Step 4: Simplify right side
    983,610.17x = 743,958,951,149.98
  5. Step 5: Solve for x
    x = 743,958,951,149.98/983,610.17
  6. Step 6: Final answer
    x = 756,355.49

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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.