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Finding the Fourth Proportional to 5,393,904.16, 7,443,813.98 and 3,102,066.68

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Solution

The fourth proportional to 5,393,904.16, 7,443,813.98 and 3,102,066.68 is: 4,280,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,393,904.16 : 7,443,813.98 = 3,102,066.68 : x
  2. Step 2: Convert to fraction form
    5,393,904.16/7,443,813.98 = 3,102,066.68/x
  3. Step 3: Cross multiply
    5,393,904.16x = 7,443,813.98 × 3,102,066.68
  4. Step 4: Simplify right side
    5,393,904.16x = 23,091,207,319,476.19
  5. Step 5: Solve for x
    x = 23,091,207,319,476.19/5,393,904.16
  6. Step 6: Final answer
    x = 4,280,982.13

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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.