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Finding the Fourth Proportional to 185,864.80, 260,735.60 and 185,864.80

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Solution

The fourth proportional to 185,864.80, 260,735.60 and 185,864.80 is: 260,735.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,864.80 : 260,735.60 = 185,864.80 : x
  2. Step 2: Convert to fraction form
    185,864.80/260,735.60 = 185,864.80/x
  3. Step 3: Cross multiply
    185,864.80x = 260,735.60 × 185,864.80
  4. Step 4: Simplify right side
    185,864.80x = 48,461,570,146.88
  5. Step 5: Solve for x
    x = 48,461,570,146.88/185,864.80
  6. Step 6: Final answer
    x = 260,735.60

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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.