Home / 219,265.20-328,241.70-195,645.60

Finding the Fourth Proportional to 219,265.20, 328,241.70 and 195,645.60

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Solution

The fourth proportional to 219,265.20, 328,241.70 and 195,645.60 is: 292,882.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,265.20 : 328,241.70 = 195,645.60 : x
  2. Step 2: Convert to fraction form
    219,265.20/328,241.70 = 195,645.60/x
  3. Step 3: Cross multiply
    219,265.20x = 328,241.70 × 195,645.60
  4. Step 4: Simplify right side
    219,265.20x = 64,219,044,341.52
  5. Step 5: Solve for x
    x = 64,219,044,341.52/219,265.20
  6. Step 6: Final answer
    x = 292,882.98

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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.