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Finding the Fourth Proportional to 943,652.80, 1,412,714.40 and 833,060.80

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Solution

The fourth proportional to 943,652.80, 1,412,714.40 and 833,060.80 is: 1,247,150.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,652.80 : 1,412,714.40 = 833,060.80 : x
  2. Step 2: Convert to fraction form
    943,652.80/1,412,714.40 = 833,060.80/x
  3. Step 3: Cross multiply
    943,652.80x = 1,412,714.40 × 833,060.80
  4. Step 4: Simplify right side
    943,652.80x = 1,176,876,988,235.52
  5. Step 5: Solve for x
    x = 1,176,876,988,235.52/943,652.80
  6. Step 6: Final answer
    x = 1,247,150.42

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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.