Home / 554,965.78-832,125.57-217,611.04

Finding the Fourth Proportional to 554,965.78, 832,125.57 and 217,611.04

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Solution

The fourth proportional to 554,965.78, 832,125.57 and 217,611.04 is: 326,289.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    554,965.78 : 832,125.57 = 217,611.04 : x
  2. Step 2: Convert to fraction form
    554,965.78/832,125.57 = 217,611.04/x
  3. Step 3: Cross multiply
    554,965.78x = 832,125.57 × 217,611.04
  4. Step 4: Simplify right side
    554,965.78x = 181,079,710,698.29
  5. Step 5: Solve for x
    x = 181,079,710,698.29/554,965.78
  6. Step 6: Final answer
    x = 326,289.87

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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.