Home / 634,623.90-951,920.22-154,855.04

Finding the Fourth Proportional to 634,623.90, 951,920.22 and 154,855.04

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Solution

The fourth proportional to 634,623.90, 951,920.22 and 154,855.04 is: 232,278.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,623.90 : 951,920.22 = 154,855.04 : x
  2. Step 2: Convert to fraction form
    634,623.90/951,920.22 = 154,855.04/x
  3. Step 3: Cross multiply
    634,623.90x = 951,920.22 × 154,855.04
  4. Step 4: Simplify right side
    634,623.90x = 147,409,643,744.91
  5. Step 5: Solve for x
    x = 147,409,643,744.91/634,623.90
  6. Step 6: Final answer
    x = 232,278.75

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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.