Home / 1,004,282.76-1,385,905.75-545,393.73

Finding the Fourth Proportional to 1,004,282.76, 1,385,905.75 and 545,393.73

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Solution

The fourth proportional to 1,004,282.76, 1,385,905.75 and 545,393.73 is: 752,640.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004,282.76 : 1,385,905.75 = 545,393.73 : x
  2. Step 2: Convert to fraction form
    1,004,282.76/1,385,905.75 = 545,393.73/x
  3. Step 3: Cross multiply
    1,004,282.76x = 1,385,905.75 × 545,393.73
  4. Step 4: Simplify right side
    1,004,282.76x = 755,864,306,420.95
  5. Step 5: Solve for x
    x = 755,864,306,420.95/1,004,282.76
  6. Step 6: Final answer
    x = 752,640.93

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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.