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Finding the Fourth Proportional to 254,357.88, 351,014.06 and 152,442.50

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Solution

The fourth proportional to 254,357.88, 351,014.06 and 152,442.50 is: 210,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,357.88 : 351,014.06 = 152,442.50 : x
  2. Step 2: Convert to fraction form
    254,357.88/351,014.06 = 152,442.50/x
  3. Step 3: Cross multiply
    254,357.88x = 351,014.06 × 152,442.50
  4. Step 4: Simplify right side
    254,357.88x = 53,509,460,841.55
  5. Step 5: Solve for x
    x = 53,509,460,841.55/254,357.88
  6. Step 6: Final answer
    x = 210,370.76

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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.