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Finding the Fourth Proportional to 467,085.60, 700,628.40 and 446,608.80

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Solution

The fourth proportional to 467,085.60, 700,628.40 and 446,608.80 is: 669,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,085.60 : 700,628.40 = 446,608.80 : x
  2. Step 2: Convert to fraction form
    467,085.60/700,628.40 = 446,608.80/x
  3. Step 3: Cross multiply
    467,085.60x = 700,628.40 × 446,608.80
  4. Step 4: Simplify right side
    467,085.60x = 312,906,808,969.92
  5. Step 5: Solve for x
    x = 312,906,808,969.92/467,085.60
  6. Step 6: Final answer
    x = 669,913.20

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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.