Home / 726,161.76-1,001,828.34-450,392.04

Finding the Fourth Proportional to 726,161.76, 1,001,828.34 and 450,392.04

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Solution

The fourth proportional to 726,161.76, 1,001,828.34 and 450,392.04 is: 621,370.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,161.76 : 1,001,828.34 = 450,392.04 : x
  2. Step 2: Convert to fraction form
    726,161.76/1,001,828.34 = 450,392.04/x
  3. Step 3: Cross multiply
    726,161.76x = 1,001,828.34 × 450,392.04
  4. Step 4: Simplify right side
    726,161.76x = 451,215,509,782.41
  5. Step 5: Solve for x
    x = 451,215,509,782.41/726,161.76
  6. Step 6: Final answer
    x = 621,370.52

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1.5x scale

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.