Home / 1,035,826.65-1,429,512.64-627,945.68

Finding the Fourth Proportional to 1,035,826.65, 1,429,512.64 and 627,945.68

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Solution

The fourth proportional to 1,035,826.65, 1,429,512.64 and 627,945.68 is: 866,608.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,826.65 : 1,429,512.64 = 627,945.68 : x
  2. Step 2: Convert to fraction form
    1,035,826.65/1,429,512.64 = 627,945.68/x
  3. Step 3: Cross multiply
    1,035,826.65x = 1,429,512.64 × 627,945.68
  4. Step 4: Simplify right side
    1,035,826.65x = 897,656,288,797.31
  5. Step 5: Solve for x
    x = 897,656,288,797.31/1,035,826.65
  6. Step 6: Final answer
    x = 866,608.61

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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.