Home / 872,935.80-1,203,968.95-567,110.72

Finding the Fourth Proportional to 872,935.80, 1,203,968.95 and 567,110.72

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Solution

The fourth proportional to 872,935.80, 1,203,968.95 and 567,110.72 is: 782,169.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    872,935.80 : 1,203,968.95 = 567,110.72 : x
  2. Step 2: Convert to fraction form
    872,935.80/1,203,968.95 = 567,110.72/x
  3. Step 3: Cross multiply
    872,935.80x = 1,203,968.95 × 567,110.72
  4. Step 4: Simplify right side
    872,935.80x = 682,783,695,304.43
  5. Step 5: Solve for x
    x = 682,783,695,304.43/872,935.80
  6. Step 6: Final answer
    x = 782,169.43

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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.