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Finding the Fourth Proportional to 242,683, 364,096.32 and 124,437.31

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Solution

The fourth proportional to 242,683, 364,096.32 and 124,437.31 is: 186,692.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,683 : 364,096.32 = 124,437.31 : x
  2. Step 2: Convert to fraction form
    242,683/364,096.32 = 124,437.31/x
  3. Step 3: Cross multiply
    242,683x = 364,096.32 × 124,437.31
  4. Step 4: Simplify right side
    242,683x = 45,307,166,641.70
  5. Step 5: Solve for x
    x = 45,307,166,641.70/242,683
  6. Step 6: Final answer
    x = 186,692.79

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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.