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Finding the Fourth Proportional to 477,800.85, 659,365.28 and 262,940.92

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Solution

The fourth proportional to 477,800.85, 659,365.28 and 262,940.92 is: 362,858.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,800.85 : 659,365.28 = 262,940.92 : x
  2. Step 2: Convert to fraction form
    477,800.85/659,365.28 = 262,940.92/x
  3. Step 3: Cross multiply
    477,800.85x = 659,365.28 × 262,940.92
  4. Step 4: Simplify right side
    477,800.85x = 173,374,111,362.17
  5. Step 5: Solve for x
    x = 173,374,111,362.17/477,800.85
  6. Step 6: Final answer
    x = 362,858.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.