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Finding the Fourth Proportional to 346,433.60, 519,666.60 and 109,794.80

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Solution

The fourth proportional to 346,433.60, 519,666.60 and 109,794.80 is: 164,697.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,433.60 : 519,666.60 = 109,794.80 : x
  2. Step 2: Convert to fraction form
    346,433.60/519,666.60 = 109,794.80/x
  3. Step 3: Cross multiply
    346,433.60x = 519,666.60 × 109,794.80
  4. Step 4: Simplify right side
    346,433.60x = 57,056,690,413.68
  5. Step 5: Solve for x
    x = 57,056,690,413.68/346,433.60
  6. Step 6: Final answer
    x = 164,697.33

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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.