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Finding the Fourth Proportional to 301,877.60, 452,816.40 and 144,413.60

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Solution

The fourth proportional to 301,877.60, 452,816.40 and 144,413.60 is: 216,620.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,877.60 : 452,816.40 = 144,413.60 : x
  2. Step 2: Convert to fraction form
    301,877.60/452,816.40 = 144,413.60/x
  3. Step 3: Cross multiply
    301,877.60x = 452,816.40 × 144,413.60
  4. Step 4: Simplify right side
    301,877.60x = 65,392,846,463.04
  5. Step 5: Solve for x
    x = 65,392,846,463.04/301,877.60
  6. Step 6: Final answer
    x = 216,620.40

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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.