Home / 957,015.90-1,434,832.65-536,420.70

Finding the Fourth Proportional to 957,015.90, 1,434,832.65 and 536,420.70

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Solution

The fourth proportional to 957,015.90, 1,434,832.65 and 536,420.70 is: 804,243.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,015.90 : 1,434,832.65 = 536,420.70 : x
  2. Step 2: Convert to fraction form
    957,015.90/1,434,832.65 = 536,420.70/x
  3. Step 3: Cross multiply
    957,015.90x = 1,434,832.65 × 536,420.70
  4. Step 4: Simplify right side
    957,015.90x = 769,673,934,495.86
  5. Step 5: Solve for x
    x = 769,673,934,495.86/957,015.90
  6. Step 6: Final answer
    x = 804,243.62

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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.