Home / 892,729.32-1,232,180.90-510,977.48

Finding the Fourth Proportional to 892,729.32, 1,232,180.90 and 510,977.48

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Solution

The fourth proportional to 892,729.32, 1,232,180.90 and 510,977.48 is: 705,271.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,729.32 : 1,232,180.90 = 510,977.48 : x
  2. Step 2: Convert to fraction form
    892,729.32/1,232,180.90 = 510,977.48/x
  3. Step 3: Cross multiply
    892,729.32x = 1,232,180.90 × 510,977.48
  4. Step 4: Simplify right side
    892,729.32x = 629,616,691,186.13
  5. Step 5: Solve for x
    x = 629,616,691,186.13/892,729.32
  6. Step 6: Final answer
    x = 705,271.66

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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.