Home / 1,004,293.76-1,385,920.94-545,404.73

Finding the Fourth Proportional to 1,004,293.76, 1,385,920.94 and 545,404.73

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Solution

The fourth proportional to 1,004,293.76, 1,385,920.94 and 545,404.73 is: 752,656.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,293.76 : 1,385,920.94 = 545,404.73 : x
  2. Step 2: Convert to fraction form
    1,004,293.76/1,385,920.94 = 545,404.73/x
  3. Step 3: Cross multiply
    1,004,293.76x = 1,385,920.94 × 545,404.73
  4. Step 4: Simplify right side
    1,004,293.76x = 755,887,826,425.42
  5. Step 5: Solve for x
    x = 755,887,826,425.42/1,004,293.76
  6. Step 6: Final answer
    x = 752,656.11

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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.