Home / 1,088,134.51-1,632,199.67-289,416.90

Finding the Fourth Proportional to 1,088,134.51, 1,632,199.67 and 289,416.90

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Solution

The fourth proportional to 1,088,134.51, 1,632,199.67 and 289,416.90 is: 434,124.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,088,134.51 : 1,632,199.67 = 289,416.90 : x
  2. Step 2: Convert to fraction form
    1,088,134.51/1,632,199.67 = 289,416.90/x
  3. Step 3: Cross multiply
    1,088,134.51x = 1,632,199.67 × 289,416.90
  4. Step 4: Simplify right side
    1,088,134.51x = 472,386,160,511.43
  5. Step 5: Solve for x
    x = 472,386,160,511.43/1,088,134.51
  6. Step 6: Final answer
    x = 434,124.79

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.