Home / 332,018.40-497,725.20-121,605.60

Finding the Fourth Proportional to 332,018.40, 497,725.20 and 121,605.60

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Solution

The fourth proportional to 332,018.40, 497,725.20 and 121,605.60 is: 182,297.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,018.40 : 497,725.20 = 121,605.60 : x
  2. Step 2: Convert to fraction form
    332,018.40/497,725.20 = 121,605.60/x
  3. Step 3: Cross multiply
    332,018.40x = 497,725.20 × 121,605.60
  4. Step 4: Simplify right side
    332,018.40x = 60,526,171,581.12
  5. Step 5: Solve for x
    x = 60,526,171,581.12/332,018.40
  6. Step 6: Final answer
    x = 182,297.64

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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.