Home / 843,318.53-1,163,788.74-461,337.11

Finding the Fourth Proportional to 843,318.53, 1,163,788.74 and 461,337.11

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Solution

The fourth proportional to 843,318.53, 1,163,788.74 and 461,337.11 is: 636,650.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,318.53 : 1,163,788.74 = 461,337.11 : x
  2. Step 2: Convert to fraction form
    843,318.53/1,163,788.74 = 461,337.11/x
  3. Step 3: Cross multiply
    843,318.53x = 1,163,788.74 × 461,337.11
  4. Step 4: Simplify right side
    843,318.53x = 536,898,933,962.14
  5. Step 5: Solve for x
    x = 536,898,933,962.14/843,318.53
  6. Step 6: Final answer
    x = 636,650.23

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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.