Home / 922,007.55-1,382,355.23-353,168.85

Finding the Fourth Proportional to 922,007.55, 1,382,355.23 and 353,168.85

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Solution

The fourth proportional to 922,007.55, 1,382,355.23 and 353,168.85 is: 529,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,007.55 : 1,382,355.23 = 353,168.85 : x
  2. Step 2: Convert to fraction form
    922,007.55/1,382,355.23 = 353,168.85/x
  3. Step 3: Cross multiply
    922,007.55x = 1,382,355.23 × 353,168.85
  4. Step 4: Simplify right side
    922,007.55x = 488,204,805,104.74
  5. Step 5: Solve for x
    x = 488,204,805,104.74/922,007.55
  6. Step 6: Final answer
    x = 529,501.96

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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.