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Finding the Fourth Proportional to 333,803.04, 500,704.92 and 84,485.04

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Solution

The fourth proportional to 333,803.04, 500,704.92 and 84,485.04 is: 126,727.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,803.04 : 500,704.92 = 84,485.04 : x
  2. Step 2: Convert to fraction form
    333,803.04/500,704.92 = 84,485.04/x
  3. Step 3: Cross multiply
    333,803.04x = 500,704.92 × 84,485.04
  4. Step 4: Simplify right side
    333,803.04x = 42,302,075,194.40
  5. Step 5: Solve for x
    x = 42,302,075,194.40/333,803.04
  6. Step 6: Final answer
    x = 126,727.65

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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.