Home / 317,401.32-437,468.36-302,453.16

Finding the Fourth Proportional to 317,401.32, 437,468.36 and 302,453.16

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Solution

The fourth proportional to 317,401.32, 437,468.36 and 302,453.16 is: 416,865.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,401.32 : 437,468.36 = 302,453.16 : x
  2. Step 2: Convert to fraction form
    317,401.32/437,468.36 = 302,453.16/x
  3. Step 3: Cross multiply
    317,401.32x = 437,468.36 × 302,453.16
  4. Step 4: Simplify right side
    317,401.32x = 132,313,687,882.02
  5. Step 5: Solve for x
    x = 132,313,687,882.02/317,401.32
  6. Step 6: Final answer
    x = 416,865.59

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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.