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Finding the Fourth Proportional to 922,600.55, 1,383,900.83 and 502,696.55

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Solution

The fourth proportional to 922,600.55, 1,383,900.83 and 502,696.55 is: 754,044.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,600.55 : 1,383,900.83 = 502,696.55 : x
  2. Step 2: Convert to fraction form
    922,600.55/1,383,900.83 = 502,696.55/x
  3. Step 3: Cross multiply
    922,600.55x = 1,383,900.83 × 502,696.55
  4. Step 4: Simplify right side
    922,600.55x = 695,682,170,269.65
  5. Step 5: Solve for x
    x = 695,682,170,269.65/922,600.55
  6. Step 6: Final answer
    x = 754,044.83

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1.5x scale

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.