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Finding the Fourth Proportional to 614,639.73, 846,272.67 and 522,577.97

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Solution

The fourth proportional to 614,639.73, 846,272.67 and 522,577.97 is: 719,516.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,639.73 : 846,272.67 = 522,577.97 : x
  2. Step 2: Convert to fraction form
    614,639.73/846,272.67 = 522,577.97/x
  3. Step 3: Cross multiply
    614,639.73x = 846,272.67 × 522,577.97
  4. Step 4: Simplify right side
    614,639.73x = 442,243,453,955.08
  5. Step 5: Solve for x
    x = 442,243,453,955.08/614,639.73
  6. Step 6: Final answer
    x = 719,516.54

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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.