Home / 320,301.14-480,445.63-95,662.22

Finding the Fourth Proportional to 320,301.14, 480,445.63 and 95,662.22

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Solution

The fourth proportional to 320,301.14, 480,445.63 and 95,662.22 is: 143,491.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,301.14 : 480,445.63 = 95,662.22 : x
  2. Step 2: Convert to fraction form
    320,301.14/480,445.63 = 95,662.22/x
  3. Step 3: Cross multiply
    320,301.14x = 480,445.63 × 95,662.22
  4. Step 4: Simplify right side
    320,301.14x = 45,960,492,913.71
  5. Step 5: Solve for x
    x = 45,960,492,913.71/320,301.14
  6. Step 6: Final answer
    x = 143,491.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.