Home / 317,523.05-438,180.27-174,285.53

Finding the Fourth Proportional to 317,523.05, 438,180.27 and 174,285.53

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Solution

The fourth proportional to 317,523.05, 438,180.27 and 174,285.53 is: 240,513.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,523.05 : 438,180.27 = 174,285.53 : x
  2. Step 2: Convert to fraction form
    317,523.05/438,180.27 = 174,285.53/x
  3. Step 3: Cross multiply
    317,523.05x = 438,180.27 × 174,285.53
  4. Step 4: Simplify right side
    317,523.05x = 76,368,480,592.49
  5. Step 5: Solve for x
    x = 76,368,480,592.49/317,523.05
  6. Step 6: Final answer
    x = 240,513.19

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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.