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Finding the Fourth Proportional to 462,624.18, 693,570.54 and 303,690.03

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Solution

The fourth proportional to 462,624.18, 693,570.54 and 303,690.03 is: 455,294.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,624.18 : 693,570.54 = 303,690.03 : x
  2. Step 2: Convert to fraction form
    462,624.18/693,570.54 = 303,690.03/x
  3. Step 3: Cross multiply
    462,624.18x = 693,570.54 × 303,690.03
  4. Step 4: Simplify right side
    462,624.18x = 210,630,458,099.72
  5. Step 5: Solve for x
    x = 210,630,458,099.72/462,624.18
  6. Step 6: Final answer
    x = 455,294.96

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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.