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Finding the Fourth Proportional to 7,553,652.56, 11,333,827.80 and 3,958,564.88

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Solution

The fourth proportional to 7,553,652.56, 11,333,827.80 and 3,958,564.88 is: 5,939,602.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553,652.56 : 11,333,827.80 = 3,958,564.88 : x
  2. Step 2: Convert to fraction form
    7,553,652.56/11,333,827.80 = 3,958,564.88/x
  3. Step 3: Cross multiply
    7,553,652.56x = 11,333,827.80 × 3,958,564.88
  4. Step 4: Simplify right side
    7,553,652.56x = 44,865,692,685,047.66
  5. Step 5: Solve for x
    x = 44,865,692,685,047.66/7,553,652.56
  6. Step 6: Final answer
    x = 5,939,602.37

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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.