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Finding the Fourth Proportional to 240,518.05, 360,901.56 and 174,503.05

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Solution

The fourth proportional to 240,518.05, 360,901.56 and 174,503.05 is: 261,844.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,518.05 : 360,901.56 = 174,503.05 : x
  2. Step 2: Convert to fraction form
    240,518.05/360,901.56 = 174,503.05/x
  3. Step 3: Cross multiply
    240,518.05x = 360,901.56 × 174,503.05
  4. Step 4: Simplify right side
    240,518.05x = 62,978,422,969.76
  5. Step 5: Solve for x
    x = 62,978,422,969.76/240,518.05
  6. Step 6: Final answer
    x = 261,844.89

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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.