Home / 892,878.12-1,232,181.80-525,436.50

Finding the Fourth Proportional to 892,878.12, 1,232,181.80 and 525,436.50

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Solution

The fourth proportional to 892,878.12, 1,232,181.80 and 525,436.50 is: 725,108.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,878.12 : 1,232,181.80 = 525,436.50 : x
  2. Step 2: Convert to fraction form
    892,878.12/1,232,181.80 = 525,436.50/x
  3. Step 3: Cross multiply
    892,878.12x = 1,232,181.80 × 525,436.50
  4. Step 4: Simplify right side
    892,878.12x = 647,433,292,355.70
  5. Step 5: Solve for x
    x = 647,433,292,355.70/892,878.12
  6. Step 6: Final answer
    x = 725,108.25

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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.