Home / 357,541.48-493,407.32-196,399.24

Finding the Fourth Proportional to 357,541.48, 493,407.32 and 196,399.24

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Solution

The fourth proportional to 357,541.48, 493,407.32 and 196,399.24 is: 271,030.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,541.48 : 493,407.32 = 196,399.24 : x
  2. Step 2: Convert to fraction form
    357,541.48/493,407.32 = 196,399.24/x
  3. Step 3: Cross multiply
    357,541.48x = 493,407.32 × 196,399.24
  4. Step 4: Simplify right side
    357,541.48x = 96,904,822,658.44
  5. Step 5: Solve for x
    x = 96,904,822,658.44/357,541.48
  6. Step 6: Final answer
    x = 271,030.99

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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.