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Finding the Fourth Proportional to 1,739,240.70, 2,608,861.05 and 888,935.10

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Solution

The fourth proportional to 1,739,240.70, 2,608,861.05 and 888,935.10 is: 1,333,402.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,739,240.70 : 2,608,861.05 = 888,935.10 : x
  2. Step 2: Convert to fraction form
    1,739,240.70/2,608,861.05 = 888,935.10/x
  3. Step 3: Cross multiply
    1,739,240.70x = 2,608,861.05 × 888,935.10
  4. Step 4: Simplify right side
    1,739,240.70x = 2,319,108,158,367.86
  5. Step 5: Solve for x
    x = 2,319,108,158,367.86/1,739,240.70
  6. Step 6: Final answer
    x = 1,333,402.65

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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.