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Finding the Fourth Proportional to 190,841.60, 286,262.40 and 164,597.60

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Solution

The fourth proportional to 190,841.60, 286,262.40 and 164,597.60 is: 246,896.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,841.60 : 286,262.40 = 164,597.60 : x
  2. Step 2: Convert to fraction form
    190,841.60/286,262.40 = 164,597.60/x
  3. Step 3: Cross multiply
    190,841.60x = 286,262.40 × 164,597.60
  4. Step 4: Simplify right side
    190,841.60x = 47,118,104,010.24
  5. Step 5: Solve for x
    x = 47,118,104,010.24/190,841.60
  6. Step 6: Final answer
    x = 246,896.40

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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.