Home / 545,994.01-819,107.66-191,019.61

Finding the Fourth Proportional to 545,994.01, 819,107.66 and 191,019.61

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Solution

The fourth proportional to 545,994.01, 819,107.66 and 191,019.61 is: 286,570.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    545,994.01 : 819,107.66 = 191,019.61 : x
  2. Step 2: Convert to fraction form
    545,994.01/819,107.66 = 191,019.61/x
  3. Step 3: Cross multiply
    545,994.01x = 819,107.66 × 191,019.61
  4. Step 4: Simplify right side
    545,994.01x = 156,465,625,761.21
  5. Step 5: Solve for x
    x = 156,465,625,761.21/545,994.01
  6. Step 6: Final answer
    x = 286,570.22

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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.