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Finding the Fourth Proportional to 493,348.25, 740,139.38 and 160,924.25

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Solution

The fourth proportional to 493,348.25, 740,139.38 and 160,924.25 is: 241,424.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,348.25 : 740,139.38 = 160,924.25 : x
  2. Step 2: Convert to fraction form
    493,348.25/740,139.38 = 160,924.25/x
  3. Step 3: Cross multiply
    493,348.25x = 740,139.38 × 160,924.25
  4. Step 4: Simplify right side
    493,348.25x = 119,106,374,621.97
  5. Step 5: Solve for x
    x = 119,106,374,621.97/493,348.25
  6. Step 6: Final answer
    x = 241,424.54

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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.