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Finding the Fourth Proportional to 252,223.80, 348,068.86 and 144,800.80

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Solution

The fourth proportional to 252,223.80, 348,068.86 and 144,800.80 is: 199,825.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,223.80 : 348,068.86 = 144,800.80 : x
  2. Step 2: Convert to fraction form
    252,223.80/348,068.86 = 144,800.80/x
  3. Step 3: Cross multiply
    252,223.80x = 348,068.86 × 144,800.80
  4. Step 4: Simplify right side
    252,223.80x = 50,400,649,383.09
  5. Step 5: Solve for x
    x = 50,400,649,383.09/252,223.80
  6. Step 6: Final answer
    x = 199,825.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.