Home / 317,868.27-438,666.33-174,631.92

Finding the Fourth Proportional to 317,868.27, 438,666.33 and 174,631.92

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Solution

The fourth proportional to 317,868.27, 438,666.33 and 174,631.92 is: 240,996.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,868.27 : 438,666.33 = 174,631.92 : x
  2. Step 2: Convert to fraction form
    317,868.27/438,666.33 = 174,631.92/x
  3. Step 3: Cross multiply
    317,868.27x = 438,666.33 × 174,631.92
  4. Step 4: Simplify right side
    317,868.27x = 76,605,143,447.25
  5. Step 5: Solve for x
    x = 76,605,143,447.25/317,868.27
  6. Step 6: Final answer
    x = 240,996.51

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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.