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Finding the Fourth Proportional to 294,773.73, 442,117.41 and 144,973.74

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Solution

The fourth proportional to 294,773.73, 442,117.41 and 144,973.74 is: 217,439.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,773.73 : 442,117.41 = 144,973.74 : x
  2. Step 2: Convert to fraction form
    294,773.73/442,117.41 = 144,973.74/x
  3. Step 3: Cross multiply
    294,773.73x = 442,117.41 × 144,973.74
  4. Step 4: Simplify right side
    294,773.73x = 64,095,414,446.81
  5. Step 5: Solve for x
    x = 64,095,414,446.81/294,773.73
  6. Step 6: Final answer
    x = 217,439.37

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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.