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Finding the Fourth Proportional to 364,565.34, 503,101.56 and 203,427.18

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Solution

The fourth proportional to 364,565.34, 503,101.56 and 203,427.18 is: 280,730.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,565.34 : 503,101.56 = 203,427.18 : x
  2. Step 2: Convert to fraction form
    364,565.34/503,101.56 = 203,427.18/x
  3. Step 3: Cross multiply
    364,565.34x = 503,101.56 × 203,427.18
  4. Step 4: Simplify right side
    364,565.34x = 102,344,531,604.40
  5. Step 5: Solve for x
    x = 102,344,531,604.40/364,565.34
  6. Step 6: Final answer
    x = 280,730.28

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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.