Home / 534,769.32-802,155.06-219,169.56

Finding the Fourth Proportional to 534,769.32, 802,155.06 and 219,169.56

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Solution

The fourth proportional to 534,769.32, 802,155.06 and 219,169.56 is: 328,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,769.32 : 802,155.06 = 219,169.56 : x
  2. Step 2: Convert to fraction form
    534,769.32/802,155.06 = 219,169.56/x
  3. Step 3: Cross multiply
    534,769.32x = 802,155.06 × 219,169.56
  4. Step 4: Simplify right side
    534,769.32x = 175,807,971,551.97
  5. Step 5: Solve for x
    x = 175,807,971,551.97/534,769.32
  6. Step 6: Final answer
    x = 328,754.78

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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.