Home / 882,003.80-1,321,256.10-525,960.20

Finding the Fourth Proportional to 882,003.80, 1,321,256.10 and 525,960.20

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Solution

The fourth proportional to 882,003.80, 1,321,256.10 and 525,960.20 is: 787,896.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    882,003.80 : 1,321,256.10 = 525,960.20 : x
  2. Step 2: Convert to fraction form
    882,003.80/1,321,256.10 = 525,960.20/x
  3. Step 3: Cross multiply
    882,003.80x = 1,321,256.10 × 525,960.20
  4. Step 4: Simplify right side
    882,003.80x = 694,928,122,607.22
  5. Step 5: Solve for x
    x = 694,928,122,607.22/882,003.80
  6. Step 6: Final answer
    x = 787,896.97

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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.