Home / 673,932.34-930,028.80-368,011.54

Finding the Fourth Proportional to 673,932.34, 930,028.80 and 368,011.54

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Solution

The fourth proportional to 673,932.34, 930,028.80 and 368,011.54 is: 507,857.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,932.34 : 930,028.80 = 368,011.54 : x
  2. Step 2: Convert to fraction form
    673,932.34/930,028.80 = 368,011.54/x
  3. Step 3: Cross multiply
    673,932.34x = 930,028.80 × 368,011.54
  4. Step 4: Simplify right side
    673,932.34x = 342,261,330,932.35
  5. Step 5: Solve for x
    x = 342,261,330,932.35/673,932.34
  6. Step 6: Final answer
    x = 507,857.11

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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.