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Finding the Fourth Proportional to 213,006.56, 294,046.90 and 183,818.82

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Solution

The fourth proportional to 213,006.56, 294,046.90 and 183,818.82 is: 253,754.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,006.56 : 294,046.90 = 183,818.82 : x
  2. Step 2: Convert to fraction form
    213,006.56/294,046.90 = 183,818.82/x
  3. Step 3: Cross multiply
    213,006.56x = 294,046.90 × 183,818.82
  4. Step 4: Simplify right side
    213,006.56x = 54,051,352,913.28
  5. Step 5: Solve for x
    x = 54,051,352,913.28/213,006.56
  6. Step 6: Final answer
    x = 253,754.40

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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.