Home / 1,009,439.28-1,514,444.92-410,830.04

Finding the Fourth Proportional to 1,009,439.28, 1,514,444.92 and 410,830.04

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Solution

The fourth proportional to 1,009,439.28, 1,514,444.92 and 410,830.04 is: 616,361.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,439.28 : 1,514,444.92 = 410,830.04 : x
  2. Step 2: Convert to fraction form
    1,009,439.28/1,514,444.92 = 410,830.04/x
  3. Step 3: Cross multiply
    1,009,439.28x = 1,514,444.92 × 410,830.04
  4. Step 4: Simplify right side
    1,009,439.28x = 622,179,469,820.43
  5. Step 5: Solve for x
    x = 622,179,469,820.43/1,009,439.28
  6. Step 6: Final answer
    x = 616,361.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.