Home / 832,308.96-1,148,463.21-505,452

Finding the Fourth Proportional to 832,308.96, 1,148,463.21 and 505,452

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Solution

The fourth proportional to 832,308.96, 1,148,463.21 and 505,452 is: 697,448.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,308.96 : 1,148,463.21 = 505,452 : x
  2. Step 2: Convert to fraction form
    832,308.96/1,148,463.21 = 505,452/x
  3. Step 3: Cross multiply
    832,308.96x = 1,148,463.21 × 505,452
  4. Step 4: Simplify right side
    832,308.96x = 580,493,026,420.92
  5. Step 5: Solve for x
    x = 580,493,026,420.92/832,308.96
  6. Step 6: Final answer
    x = 697,448.97

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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.