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Finding the Fourth Proportional to 445,589.71, 614,913.95 and 241,640.56

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Solution

The fourth proportional to 445,589.71, 614,913.95 and 241,640.56 is: 333,464.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,589.71 : 614,913.95 = 241,640.56 : x
  2. Step 2: Convert to fraction form
    445,589.71/614,913.95 = 241,640.56/x
  3. Step 3: Cross multiply
    445,589.71x = 614,913.95 × 241,640.56
  4. Step 4: Simplify right side
    445,589.71x = 148,588,152,602.56
  5. Step 5: Solve for x
    x = 148,588,152,602.56/445,589.71
  6. Step 6: Final answer
    x = 333,464.06

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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.