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Finding the Fourth Proportional to 467,047.60, 700,571.40 and 446,570.80

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Solution

The fourth proportional to 467,047.60, 700,571.40 and 446,570.80 is: 669,856.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,047.60 : 700,571.40 = 446,570.80 : x
  2. Step 2: Convert to fraction form
    467,047.60/700,571.40 = 446,570.80/x
  3. Step 3: Cross multiply
    467,047.60x = 700,571.40 × 446,570.80
  4. Step 4: Simplify right side
    467,047.60x = 312,854,730,555.12
  5. Step 5: Solve for x
    x = 312,854,730,555.12/467,047.60
  6. Step 6: Final answer
    x = 669,856.20

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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.