Home / 357,338.02-493,127.46-196,203.50

Finding the Fourth Proportional to 357,338.02, 493,127.46 and 196,203.50

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Solution

The fourth proportional to 357,338.02, 493,127.46 and 196,203.50 is: 270,761.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,338.02 : 493,127.46 = 196,203.50 : x
  2. Step 2: Convert to fraction form
    357,338.02/493,127.46 = 196,203.50/x
  3. Step 3: Cross multiply
    357,338.02x = 493,127.46 × 196,203.50
  4. Step 4: Simplify right side
    357,338.02x = 96,753,333,598.11
  5. Step 5: Solve for x
    x = 96,753,333,598.11/357,338.02
  6. Step 6: Final answer
    x = 270,761.37

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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.