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Finding the Fourth Proportional to 264,930.76, 365,599.38 and 145,698.76

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Solution

The fourth proportional to 264,930.76, 365,599.38 and 145,698.76 is: 201,061.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,930.76 : 365,599.38 = 145,698.76 : x
  2. Step 2: Convert to fraction form
    264,930.76/365,599.38 = 145,698.76/x
  3. Step 3: Cross multiply
    264,930.76x = 365,599.38 × 145,698.76
  4. Step 4: Simplify right side
    264,930.76x = 53,267,376,322.77
  5. Step 5: Solve for x
    x = 53,267,376,322.77/264,930.76
  6. Step 6: Final answer
    x = 201,061.50

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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.