Home / 317,616.27-438,314.10-174,373.23

Finding the Fourth Proportional to 317,616.27, 438,314.10 and 174,373.23

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Solution

The fourth proportional to 317,616.27, 438,314.10 and 174,373.23 is: 240,637.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,616.27 : 438,314.10 = 174,373.23 : x
  2. Step 2: Convert to fraction form
    317,616.27/438,314.10 = 174,373.23/x
  3. Step 3: Cross multiply
    317,616.27x = 438,314.10 × 174,373.23
  4. Step 4: Simplify right side
    317,616.27x = 76,430,245,371.54
  5. Step 5: Solve for x
    x = 76,430,245,371.54/317,616.27
  6. Step 6: Final answer
    x = 240,637.06

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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.