Home / 231,029.60-346,544.40-217,032.80

Finding the Fourth Proportional to 231,029.60, 346,544.40 and 217,032.80

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Solution

The fourth proportional to 231,029.60, 346,544.40 and 217,032.80 is: 325,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,029.60 : 346,544.40 = 217,032.80 : x
  2. Step 2: Convert to fraction form
    231,029.60/346,544.40 = 217,032.80/x
  3. Step 3: Cross multiply
    231,029.60x = 346,544.40 × 217,032.80
  4. Step 4: Simplify right side
    231,029.60x = 75,211,501,456.32
  5. Step 5: Solve for x
    x = 75,211,501,456.32/231,029.60
  6. Step 6: Final answer
    x = 325,549.20

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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.