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Finding the Fourth Proportional to 364,061.44, 546,338.18 and 127,406.17

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Solution

The fourth proportional to 364,061.44, 546,338.18 and 127,406.17 is: 191,195.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,061.44 : 546,338.18 = 127,406.17 : x
  2. Step 2: Convert to fraction form
    364,061.44/546,338.18 = 127,406.17/x
  3. Step 3: Cross multiply
    364,061.44x = 546,338.18 × 127,406.17
  4. Step 4: Simplify right side
    364,061.44x = 69,606,855,038.57
  5. Step 5: Solve for x
    x = 69,606,855,038.57/364,061.44
  6. Step 6: Final answer
    x = 191,195.35

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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.