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Finding the Fourth Proportional to 922,612.05, 1,382,796 and 652,817.93

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Solution

The fourth proportional to 922,612.05, 1,382,796 and 652,817.93 is: 978,432.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,612.05 : 1,382,796 = 652,817.93 : x
  2. Step 2: Convert to fraction form
    922,612.05/1,382,796 = 652,817.93/x
  3. Step 3: Cross multiply
    922,612.05x = 1,382,796 × 652,817.93
  4. Step 4: Simplify right side
    922,612.05x = 902,714,015,418.30
  5. Step 5: Solve for x
    x = 902,714,015,418.30/922,612.05
  6. Step 6: Final answer
    x = 978,432.93

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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.