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Finding the Fourth Proportional to 363,344.50, 545,036.19 and 114,045.94

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Solution

The fourth proportional to 363,344.50, 545,036.19 and 114,045.94 is: 171,075.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,344.50 : 545,036.19 = 114,045.94 : x
  2. Step 2: Convert to fraction form
    363,344.50/545,036.19 = 114,045.94/x
  3. Step 3: Cross multiply
    363,344.50x = 545,036.19 × 114,045.94
  4. Step 4: Simplify right side
    363,344.50x = 62,159,164,622.57
  5. Step 5: Solve for x
    x = 62,159,164,622.57/363,344.50
  6. Step 6: Final answer
    x = 171,075.01

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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.