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Finding the Fourth Proportional to 364,189.05, 502,583.00 and 203,054.13

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Solution

The fourth proportional to 364,189.05, 502,583.00 and 203,054.13 is: 280,215.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,189.05 : 502,583.00 = 203,054.13 : x
  2. Step 2: Convert to fraction form
    364,189.05/502,583.00 = 203,054.13/x
  3. Step 3: Cross multiply
    364,189.05x = 502,583.00 × 203,054.13
  4. Step 4: Simplify right side
    364,189.05x = 102,051,552,802.52
  5. Step 5: Solve for x
    x = 102,051,552,802.52/364,189.05
  6. Step 6: Final answer
    x = 280,215.87

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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.