Home / 1,004,304.06-1,385,934.87-545,415.42

Finding the Fourth Proportional to 1,004,304.06, 1,385,934.87 and 545,415.42

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Solution

The fourth proportional to 1,004,304.06, 1,385,934.87 and 545,415.42 is: 752,670.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,304.06 : 1,385,934.87 = 545,415.42 : x
  2. Step 2: Convert to fraction form
    1,004,304.06/1,385,934.87 = 545,415.42/x
  3. Step 3: Cross multiply
    1,004,304.06x = 1,385,934.87 × 545,415.42
  4. Step 4: Simplify right side
    1,004,304.06x = 755,910,249,213.70
  5. Step 5: Solve for x
    x = 755,910,249,213.70/1,004,304.06
  6. Step 6: Final answer
    x = 752,670.71

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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.