Home / 953,583.78-1,317,111.22-712,936.02

Finding the Fourth Proportional to 953,583.78, 1,317,111.22 and 712,936.02

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Solution

The fourth proportional to 953,583.78, 1,317,111.22 and 712,936.02 is: 984,723.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,583.78 : 1,317,111.22 = 712,936.02 : x
  2. Step 2: Convert to fraction form
    953,583.78/1,317,111.22 = 712,936.02/x
  3. Step 3: Cross multiply
    953,583.78x = 1,317,111.22 × 712,936.02
  4. Step 4: Simplify right side
    953,583.78x = 939,016,031,084.14
  5. Step 5: Solve for x
    x = 939,016,031,084.14/953,583.78
  6. Step 6: Final answer
    x = 984,723.16

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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.