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Finding the Fourth Proportional to 451,950.73, 623,690.29 and 248,005.07

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Solution

The fourth proportional to 451,950.73, 623,690.29 and 248,005.07 is: 342,246.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,950.73 : 623,690.29 = 248,005.07 : x
  2. Step 2: Convert to fraction form
    451,950.73/623,690.29 = 248,005.07/x
  3. Step 3: Cross multiply
    451,950.73x = 623,690.29 × 248,005.07
  4. Step 4: Simplify right side
    451,950.73x = 154,678,353,560.16
  5. Step 5: Solve for x
    x = 154,678,353,560.16/451,950.73
  6. Step 6: Final answer
    x = 342,246.06

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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.