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Finding the Fourth Proportional to 404,600.94, 606,979.44 and 155,263.50

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Solution

The fourth proportional to 404,600.94, 606,979.44 and 155,263.50 is: 232,925.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,600.94 : 606,979.44 = 155,263.50 : x
  2. Step 2: Convert to fraction form
    404,600.94/606,979.44 = 155,263.50/x
  3. Step 3: Cross multiply
    404,600.94x = 606,979.44 × 155,263.50
  4. Step 4: Simplify right side
    404,600.94x = 94,241,752,282.44
  5. Step 5: Solve for x
    x = 94,241,752,282.44/404,600.94
  6. Step 6: Final answer
    x = 232,925.19

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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.