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Finding the Fourth Proportional to 210,190.80, 295,004.40 and 210,190.80

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Solution

The fourth proportional to 210,190.80, 295,004.40 and 210,190.80 is: 295,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,190.80 : 295,004.40 = 210,190.80 : x
  2. Step 2: Convert to fraction form
    210,190.80/295,004.40 = 210,190.80/x
  3. Step 3: Cross multiply
    210,190.80x = 295,004.40 × 210,190.80
  4. Step 4: Simplify right side
    210,190.80x = 62,007,210,839.52
  5. Step 5: Solve for x
    x = 62,007,210,839.52/210,190.80
  6. Step 6: Final answer
    x = 295,004.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.