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Finding the Fourth Proportional to 180,009.40, 270,305.70 and 101,277.40

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Solution

The fourth proportional to 180,009.40, 270,305.70 and 101,277.40 is: 152,080.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,009.40 : 270,305.70 = 101,277.40 : x
  2. Step 2: Convert to fraction form
    180,009.40/270,305.70 = 101,277.40/x
  3. Step 3: Cross multiply
    180,009.40x = 270,305.70 × 101,277.40
  4. Step 4: Simplify right side
    180,009.40x = 27,375,858,501.18
  5. Step 5: Solve for x
    x = 27,375,858,501.18/180,009.40
  6. Step 6: Final answer
    x = 152,080.16

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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.