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Finding the Fourth Proportional to 362,314.80, 543,601.80 and 152,017.20

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Solution

The fourth proportional to 362,314.80, 543,601.80 and 152,017.20 is: 228,080.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,314.80 : 543,601.80 = 152,017.20 : x
  2. Step 2: Convert to fraction form
    362,314.80/543,601.80 = 152,017.20/x
  3. Step 3: Cross multiply
    362,314.80x = 543,601.80 × 152,017.20
  4. Step 4: Simplify right side
    362,314.80x = 82,636,823,550.96
  5. Step 5: Solve for x
    x = 82,636,823,550.96/362,314.80
  6. Step 6: Final answer
    x = 228,080.18

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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.