Home / 307,974.04-424,884.90-180,603.16

Finding the Fourth Proportional to 307,974.04, 424,884.90 and 180,603.16

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Solution

The fourth proportional to 307,974.04, 424,884.90 and 180,603.16 is: 249,162.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,974.04 : 424,884.90 = 180,603.16 : x
  2. Step 2: Convert to fraction form
    307,974.04/424,884.90 = 180,603.16/x
  3. Step 3: Cross multiply
    307,974.04x = 424,884.90 × 180,603.16
  4. Step 4: Simplify right side
    307,974.04x = 76,735,555,576.28
  5. Step 5: Solve for x
    x = 76,735,555,576.28/307,974.04
  6. Step 6: Final answer
    x = 249,162.42

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1.5x scale

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.