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Finding the Fourth Proportional to 1,761,632.10, 2,469,602.70 and 1,761,632.10

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Solution

The fourth proportional to 1,761,632.10, 2,469,602.70 and 1,761,632.10 is: 2,469,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,761,632.10 : 2,469,602.70 = 1,761,632.10 : x
  2. Step 2: Convert to fraction form
    1,761,632.10/2,469,602.70 = 1,761,632.10/x
  3. Step 3: Cross multiply
    1,761,632.10x = 2,469,602.70 × 1,761,632.10
  4. Step 4: Simplify right side
    1,761,632.10x = 4,350,531,390,566.67
  5. Step 5: Solve for x
    x = 4,350,531,390,566.67/1,761,632.10
  6. Step 6: Final answer
    x = 2,469,602.70

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.