Home / 656,128.14-984,192.24-157,492.14

Finding the Fourth Proportional to 656,128.14, 984,192.24 and 157,492.14

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Solution

The fourth proportional to 656,128.14, 984,192.24 and 157,492.14 is: 236,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,128.14 : 984,192.24 = 157,492.14 : x
  2. Step 2: Convert to fraction form
    656,128.14/984,192.24 = 157,492.14/x
  3. Step 3: Cross multiply
    656,128.14x = 984,192.24 × 157,492.14
  4. Step 4: Simplify right side
    656,128.14x = 155,002,542,048.99
  5. Step 5: Solve for x
    x = 155,002,542,048.99/656,128.14
  6. Step 6: Final answer
    x = 236,238.22

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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.