Home / 554,436.01-831,743.70-217,293.76

Finding the Fourth Proportional to 554,436.01, 831,743.70 and 217,293.76

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Solution

The fourth proportional to 554,436.01, 831,743.70 and 217,293.76 is: 325,975.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,436.01 : 831,743.70 = 217,293.76 : x
  2. Step 2: Convert to fraction form
    554,436.01/831,743.70 = 217,293.76/x
  3. Step 3: Cross multiply
    554,436.01x = 831,743.70 × 217,293.76
  4. Step 4: Simplify right side
    554,436.01x = 180,732,715,929.31
  5. Step 5: Solve for x
    x = 180,732,715,929.31/554,436.01
  6. Step 6: Final answer
    x = 325,975.79

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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.