Home / 219,329.40-328,556.70-152,844.60

Finding the Fourth Proportional to 219,329.40, 328,556.70 and 152,844.60

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Solution

The fourth proportional to 219,329.40, 328,556.70 and 152,844.60 is: 228,962.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,329.40 : 328,556.70 = 152,844.60 : x
  2. Step 2: Convert to fraction form
    219,329.40/328,556.70 = 152,844.60/x
  3. Step 3: Cross multiply
    219,329.40x = 328,556.70 × 152,844.60
  4. Step 4: Simplify right side
    219,329.40x = 50,218,117,388.82
  5. Step 5: Solve for x
    x = 50,218,117,388.82/219,329.40
  6. Step 6: Final answer
    x = 228,962.09

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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.