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Finding the Fourth Proportional to 662,102.73, 993,252.92 and 307,152.63

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Solution

The fourth proportional to 662,102.73, 993,252.92 and 307,152.63 is: 460,774.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,102.73 : 993,252.92 = 307,152.63 : x
  2. Step 2: Convert to fraction form
    662,102.73/993,252.92 = 307,152.63/x
  3. Step 3: Cross multiply
    662,102.73x = 993,252.92 × 307,152.63
  4. Step 4: Simplify right side
    662,102.73x = 305,080,245,097.42
  5. Step 5: Solve for x
    x = 305,080,245,097.42/662,102.73
  6. Step 6: Final answer
    x = 460,774.79

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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.