Home / 624,192.20-861,384.92-352,317.14

Finding the Fourth Proportional to 624,192.20, 861,384.92 and 352,317.14

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Solution

The fourth proportional to 624,192.20, 861,384.92 and 352,317.14 is: 486,197.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,192.20 : 861,384.92 = 352,317.14 : x
  2. Step 2: Convert to fraction form
    624,192.20/861,384.92 = 352,317.14/x
  3. Step 3: Cross multiply
    624,192.20x = 861,384.92 × 352,317.14
  4. Step 4: Simplify right side
    624,192.20x = 303,480,671,453.53
  5. Step 5: Solve for x
    x = 303,480,671,453.53/624,192.20
  6. Step 6: Final answer
    x = 486,197.47

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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.