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Finding the Fourth Proportional to 260,950.02, 360,181.89 and 153,554.58

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Solution

The fourth proportional to 260,950.02, 360,181.89 and 153,554.58 is: 211,947.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,950.02 : 360,181.89 = 153,554.58 : x
  2. Step 2: Convert to fraction form
    260,950.02/360,181.89 = 153,554.58/x
  3. Step 3: Cross multiply
    260,950.02x = 360,181.89 × 153,554.58
  4. Step 4: Simplify right side
    260,950.02x = 55,307,578,842.56
  5. Step 5: Solve for x
    x = 55,307,578,842.56/260,950.02
  6. Step 6: Final answer
    x = 211,947.02

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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.