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Finding the Fourth Proportional to 536,868, 740,858.96 and 295,148.81

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Solution

The fourth proportional to 536,868, 740,858.96 and 295,148.81 is: 407,294.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,868 : 740,858.96 = 295,148.81 : x
  2. Step 2: Convert to fraction form
    536,868/740,858.96 = 295,148.81/x
  3. Step 3: Cross multiply
    536,868x = 740,858.96 × 295,148.81
  4. Step 4: Simplify right side
    536,868x = 218,663,643,011.86
  5. Step 5: Solve for x
    x = 218,663,643,011.86/536,868
  6. Step 6: Final answer
    x = 407,294.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.