Home / 554,039.19-831,206.84-199,056.29

Finding the Fourth Proportional to 554,039.19, 831,206.84 and 199,056.29

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Solution

The fourth proportional to 554,039.19, 831,206.84 and 199,056.29 is: 298,637.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,039.19 : 831,206.84 = 199,056.29 : x
  2. Step 2: Convert to fraction form
    554,039.19/831,206.84 = 199,056.29/x
  3. Step 3: Cross multiply
    554,039.19x = 831,206.84 × 199,056.29
  4. Step 4: Simplify right side
    554,039.19x = 165,456,944,641.71
  5. Step 5: Solve for x
    x = 165,456,944,641.71/554,039.19
  6. Step 6: Final answer
    x = 298,637.62

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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.