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Finding the Fourth Proportional to 366,810.90, 550,216.35 and 335,318.10

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Solution

The fourth proportional to 366,810.90, 550,216.35 and 335,318.10 is: 502,977.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,810.90 : 550,216.35 = 335,318.10 : x
  2. Step 2: Convert to fraction form
    366,810.90/550,216.35 = 335,318.10/x
  3. Step 3: Cross multiply
    366,810.90x = 550,216.35 × 335,318.10
  4. Step 4: Simplify right side
    366,810.90x = 184,497,501,070.94
  5. Step 5: Solve for x
    x = 184,497,501,070.94/366,810.90
  6. Step 6: Final answer
    x = 502,977.15

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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.