Home / 727,532.43-1,004,025.73-405,242.67

Finding the Fourth Proportional to 727,532.43, 1,004,025.73 and 405,242.67

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Solution

The fourth proportional to 727,532.43, 1,004,025.73 and 405,242.67 is: 559,252.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,532.43 : 1,004,025.73 = 405,242.67 : x
  2. Step 2: Convert to fraction form
    727,532.43/1,004,025.73 = 405,242.67/x
  3. Step 3: Cross multiply
    727,532.43x = 1,004,025.73 × 405,242.67
  4. Step 4: Simplify right side
    727,532.43x = 406,874,068,261.92
  5. Step 5: Solve for x
    x = 406,874,068,261.92/727,532.43
  6. Step 6: Final answer
    x = 559,252.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.