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Finding the Fourth Proportional to 360,046,795.68, 496,854,314.40 and 211,365,525.60

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Solution

The fourth proportional to 360,046,795.68, 496,854,314.40 and 211,365,525.60 is: 291,678,400.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,046,795.68 : 496,854,314.40 = 211,365,525.60 : x
  2. Step 2: Convert to fraction form
    360,046,795.68/496,854,314.40 = 211,365,525.60/x
  3. Step 3: Cross multiply
    360,046,795.68x = 496,854,314.40 × 211,365,525.60
  4. Step 4: Simplify right side
    360,046,795.68x = 105,017,873,309,783,648
  5. Step 5: Solve for x
    x = 105,017,873,309,783,648/360,046,795.68
  6. Step 6: Final answer
    x = 291,678,400.06

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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.