Home / 872,914.42-1,205,175.36-597,732.77

Finding the Fourth Proportional to 872,914.42, 1,205,175.36 and 597,732.77

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Solution

The fourth proportional to 872,914.42, 1,205,175.36 and 597,732.77 is: 825,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,914.42 : 1,205,175.36 = 597,732.77 : x
  2. Step 2: Convert to fraction form
    872,914.42/1,205,175.36 = 597,732.77/x
  3. Step 3: Cross multiply
    872,914.42x = 1,205,175.36 × 597,732.77
  4. Step 4: Simplify right side
    872,914.42x = 720,372,811,522.98
  5. Step 5: Solve for x
    x = 720,372,811,522.98/872,914.42
  6. Step 6: Final answer
    x = 825,250.21

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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.