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Finding the Fourth Proportional to 868,833.63, 1,300,523.99 and 597,377.72

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Solution

The fourth proportional to 868,833.63, 1,300,523.99 and 597,377.72 is: 894,191.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,833.63 : 1,300,523.99 = 597,377.72 : x
  2. Step 2: Convert to fraction form
    868,833.63/1,300,523.99 = 597,377.72/x
  3. Step 3: Cross multiply
    868,833.63x = 1,300,523.99 × 597,377.72
  4. Step 4: Simplify right side
    868,833.63x = 776,904,056,215.92
  5. Step 5: Solve for x
    x = 776,904,056,215.92/868,833.63
  6. Step 6: Final answer
    x = 894,191.97

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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.