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Finding the Fourth Proportional to 542,062,696.32, 748,051,245.36 and 294,544,049.76

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Solution

The fourth proportional to 542,062,696.32, 748,051,245.36 and 294,544,049.76 is: 406,473,355.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,062,696.32 : 748,051,245.36 = 294,544,049.76 : x
  2. Step 2: Convert to fraction form
    542,062,696.32/748,051,245.36 = 294,544,049.76/x
  3. Step 3: Cross multiply
    542,062,696.32x = 748,051,245.36 × 294,544,049.76
  4. Step 4: Simplify right side
    542,062,696.32x = 220,334,043,236,345,792
  5. Step 5: Solve for x
    x = 220,334,043,236,345,792/542,062,696.32
  6. Step 6: Final answer
    x = 406,473,355.82

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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.