Home / 892,794.12-1,232,064.81-484,899.78

Finding the Fourth Proportional to 892,794.12, 1,232,064.81 and 484,899.78

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Solution

The fourth proportional to 892,794.12, 1,232,064.81 and 484,899.78 is: 669,166.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,794.12 : 1,232,064.81 = 484,899.78 : x
  2. Step 2: Convert to fraction form
    892,794.12/1,232,064.81 = 484,899.78/x
  3. Step 3: Cross multiply
    892,794.12x = 1,232,064.81 × 484,899.78
  4. Step 4: Simplify right side
    892,794.12x = 597,427,955,314.74
  5. Step 5: Solve for x
    x = 597,427,955,314.74/892,794.12
  6. Step 6: Final answer
    x = 669,166.54

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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.