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Finding the Fourth Proportional to 508,953.06, 763,192.62 and 188,882.01

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Solution

The fourth proportional to 508,953.06, 763,192.62 and 188,882.01 is: 283,235.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    508,953.06 : 763,192.62 = 188,882.01 : x
  2. Step 2: Convert to fraction form
    508,953.06/763,192.62 = 188,882.01/x
  3. Step 3: Cross multiply
    508,953.06x = 763,192.62 × 188,882.01
  4. Step 4: Simplify right side
    508,953.06x = 144,153,356,082.77
  5. Step 5: Solve for x
    x = 144,153,356,082.77/508,953.06
  6. Step 6: Final answer
    x = 283,235.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.