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Finding the Fourth Proportional to 586,174.86, 878,559.21 and 302,000.94

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Solution

The fourth proportional to 586,174.86, 878,559.21 and 302,000.94 is: 452,639.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,174.86 : 878,559.21 = 302,000.94 : x
  2. Step 2: Convert to fraction form
    586,174.86/878,559.21 = 302,000.94/x
  3. Step 3: Cross multiply
    586,174.86x = 878,559.21 × 302,000.94
  4. Step 4: Simplify right side
    586,174.86x = 265,325,707,265.66
  5. Step 5: Solve for x
    x = 265,325,707,265.66/586,174.86
  6. Step 6: Final answer
    x = 452,639.18

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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.