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Finding the Fourth Proportional to 53,200.80, 70,804.80 and 53,200.80

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Solution

The fourth proportional to 53,200.80, 70,804.80 and 53,200.80 is: 70,804.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,200.80 : 70,804.80 = 53,200.80 : x
  2. Step 2: Convert to fraction form
    53,200.80/70,804.80 = 53,200.80/x
  3. Step 3: Cross multiply
    53,200.80x = 70,804.80 × 53,200.80
  4. Step 4: Simplify right side
    53,200.80x = 3,766,872,003.84
  5. Step 5: Solve for x
    x = 3,766,872,003.84/53,200.80
  6. Step 6: Final answer
    x = 70,804.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.