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Finding the Fourth Proportional to 404,117.60, 606,176.40 and 246,653.60

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Solution

The fourth proportional to 404,117.60, 606,176.40 and 246,653.60 is: 369,980.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,117.60 : 606,176.40 = 246,653.60 : x
  2. Step 2: Convert to fraction form
    404,117.60/606,176.40 = 246,653.60/x
  3. Step 3: Cross multiply
    404,117.60x = 606,176.40 × 246,653.60
  4. Step 4: Simplify right side
    404,117.60x = 149,515,591,295.04
  5. Step 5: Solve for x
    x = 149,515,591,295.04/404,117.60
  6. Step 6: Final answer
    x = 369,980.40

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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.