Home / 961,898.18-1,327,302.78-554,132.03

Finding the Fourth Proportional to 961,898.18, 1,327,302.78 and 554,132.03

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Solution

The fourth proportional to 961,898.18, 1,327,302.78 and 554,132.03 is: 764,634.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,898.18 : 1,327,302.78 = 554,132.03 : x
  2. Step 2: Convert to fraction form
    961,898.18/1,327,302.78 = 554,132.03/x
  3. Step 3: Cross multiply
    961,898.18x = 1,327,302.78 × 554,132.03
  4. Step 4: Simplify right side
    961,898.18x = 735,500,977,269.53
  5. Step 5: Solve for x
    x = 735,500,977,269.53/961,898.18
  6. Step 6: Final answer
    x = 764,634.96

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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.