Home / 993,921.84-1,371,628.08-541,212.84

Finding the Fourth Proportional to 993,921.84, 1,371,628.08 and 541,212.84

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Solution

The fourth proportional to 993,921.84, 1,371,628.08 and 541,212.84 is: 746,882.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,921.84 : 1,371,628.08 = 541,212.84 : x
  2. Step 2: Convert to fraction form
    993,921.84/1,371,628.08 = 541,212.84/x
  3. Step 3: Cross multiply
    993,921.84x = 1,371,628.08 × 541,212.84
  4. Step 4: Simplify right side
    993,921.84x = 742,342,728,600.55
  5. Step 5: Solve for x
    x = 742,342,728,600.55/993,921.84
  6. Step 6: Final answer
    x = 746,882.40

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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.