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Finding the Fourth Proportional to 622,335.80, 933,158.10 and 247,935.80

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Solution

The fourth proportional to 622,335.80, 933,158.10 and 247,935.80 is: 371,766.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,335.80 : 933,158.10 = 247,935.80 : x
  2. Step 2: Convert to fraction form
    622,335.80/933,158.10 = 247,935.80/x
  3. Step 3: Cross multiply
    622,335.80x = 933,158.10 × 247,935.80
  4. Step 4: Simplify right side
    622,335.80x = 231,363,300,049.98
  5. Step 5: Solve for x
    x = 231,363,300,049.98/622,335.80
  6. Step 6: Final answer
    x = 371,766.01

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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.