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Finding the Fourth Proportional to 437,349.83, 656,095.05 and 153,034.03

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Solution

The fourth proportional to 437,349.83, 656,095.05 and 153,034.03 is: 229,575.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,349.83 : 656,095.05 = 153,034.03 : x
  2. Step 2: Convert to fraction form
    437,349.83/656,095.05 = 153,034.03/x
  3. Step 3: Cross multiply
    437,349.83x = 656,095.05 × 153,034.03
  4. Step 4: Simplify right side
    437,349.83x = 100,404,867,924.31
  5. Step 5: Solve for x
    x = 100,404,867,924.31/437,349.83
  6. Step 6: Final answer
    x = 229,575.64

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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.