Home / 744,919.84-1,029,192.08-519,571.36

Finding the Fourth Proportional to 744,919.84, 1,029,192.08 and 519,571.36

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Solution

The fourth proportional to 744,919.84, 1,029,192.08 and 519,571.36 is: 717,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,919.84 : 1,029,192.08 = 519,571.36 : x
  2. Step 2: Convert to fraction form
    744,919.84/1,029,192.08 = 519,571.36/x
  3. Step 3: Cross multiply
    744,919.84x = 1,029,192.08 × 519,571.36
  4. Step 4: Simplify right side
    744,919.84x = 534,738,728,706.83
  5. Step 5: Solve for x
    x = 534,738,728,706.83/744,919.84
  6. Step 6: Final answer
    x = 717,847.34

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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.