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Finding the Fourth Proportional to 335,132.40, 502,698.60 and 297,807.60

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Solution

The fourth proportional to 335,132.40, 502,698.60 and 297,807.60 is: 446,711.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,132.40 : 502,698.60 = 297,807.60 : x
  2. Step 2: Convert to fraction form
    335,132.40/502,698.60 = 297,807.60/x
  3. Step 3: Cross multiply
    335,132.40x = 502,698.60 × 297,807.60
  4. Step 4: Simplify right side
    335,132.40x = 149,707,463,589.36
  5. Step 5: Solve for x
    x = 149,707,463,589.36/335,132.40
  6. Step 6: Final answer
    x = 446,711.40

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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.