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Finding the Fourth Proportional to 364,384.64, 502,851.68 and 203,250.12

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Solution

The fourth proportional to 364,384.64, 502,851.68 and 203,250.12 is: 280,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,384.64 : 502,851.68 = 203,250.12 : x
  2. Step 2: Convert to fraction form
    364,384.64/502,851.68 = 203,250.12/x
  3. Step 3: Cross multiply
    364,384.64x = 502,851.68 × 203,250.12
  4. Step 4: Simplify right side
    364,384.64x = 102,204,663,285.95
  5. Step 5: Solve for x
    x = 102,204,663,285.95/364,384.64
  6. Step 6: Final answer
    x = 280,485.66

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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.