Home / 892,877.12-1,232,180.41-525,435.50

Finding the Fourth Proportional to 892,877.12, 1,232,180.41 and 525,435.50

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Solution

The fourth proportional to 892,877.12, 1,232,180.41 and 525,435.50 is: 725,106.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,877.12 : 1,232,180.41 = 525,435.50 : x
  2. Step 2: Convert to fraction form
    892,877.12/1,232,180.41 = 525,435.50/x
  3. Step 3: Cross multiply
    892,877.12x = 1,232,180.41 × 525,435.50
  4. Step 4: Simplify right side
    892,877.12x = 647,431,329,818.56
  5. Step 5: Solve for x
    x = 647,431,329,818.56/892,877.12
  6. Step 6: Final answer
    x = 725,106.87

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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.