Home / 959,724.04-1,440,471.78-486,741.64

Finding the Fourth Proportional to 959,724.04, 1,440,471.78 and 486,741.64

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Solution

The fourth proportional to 959,724.04, 1,440,471.78 and 486,741.64 is: 730,561.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,724.04 : 1,440,471.78 = 486,741.64 : x
  2. Step 2: Convert to fraction form
    959,724.04/1,440,471.78 = 486,741.64/x
  3. Step 3: Cross multiply
    959,724.04x = 1,440,471.78 × 486,741.64
  4. Step 4: Simplify right side
    959,724.04x = 701,137,596,570.92
  5. Step 5: Solve for x
    x = 701,137,596,570.92/959,724.04
  6. Step 6: Final answer
    x = 730,561.67

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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.