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Finding the Fourth Proportional to 364,390.03, 502,856.94 and 203,244.96

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Solution

The fourth proportional to 364,390.03, 502,856.94 and 203,244.96 is: 280,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,390.03 : 502,856.94 = 203,244.96 : x
  2. Step 2: Convert to fraction form
    364,390.03/502,856.94 = 203,244.96/x
  3. Step 3: Cross multiply
    364,390.03x = 502,856.94 × 203,244.96
  4. Step 4: Simplify right side
    364,390.03x = 102,203,141,303.91
  5. Step 5: Solve for x
    x = 102,203,141,303.91/364,390.03
  6. Step 6: Final answer
    x = 280,477.33

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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.