Home / 364,539.34-503,065.65-203,401.18

Finding the Fourth Proportional to 364,539.34, 503,065.65 and 203,401.18

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Solution

The fourth proportional to 364,539.34, 503,065.65 and 203,401.18 is: 280,694.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,539.34 : 503,065.65 = 203,401.18 : x
  2. Step 2: Convert to fraction form
    364,539.34/503,065.65 = 203,401.18/x
  3. Step 3: Cross multiply
    364,539.34x = 503,065.65 × 203,401.18
  4. Step 4: Simplify right side
    364,539.34x = 102,324,146,827.47
  5. Step 5: Solve for x
    x = 102,324,146,827.47/364,539.34
  6. Step 6: Final answer
    x = 280,694.39

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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.