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Finding the Fourth Proportional to 531,550.80, 797,364.60 and 176,811.60

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Solution

The fourth proportional to 531,550.80, 797,364.60 and 176,811.60 is: 265,230.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,550.80 : 797,364.60 = 176,811.60 : x
  2. Step 2: Convert to fraction form
    531,550.80/797,364.60 = 176,811.60/x
  3. Step 3: Cross multiply
    531,550.80x = 797,364.60 × 176,811.60
  4. Step 4: Simplify right side
    531,550.80x = 140,983,310,709.36
  5. Step 5: Solve for x
    x = 140,983,310,709.36/531,550.80
  6. Step 6: Final answer
    x = 265,230.17

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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.