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Finding the Fourth Proportional to 693,045.48, 956,410.74 and 406,570.44

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Solution

The fourth proportional to 693,045.48, 956,410.74 and 406,570.44 is: 561,071.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,045.48 : 956,410.74 = 406,570.44 : x
  2. Step 2: Convert to fraction form
    693,045.48/956,410.74 = 406,570.44/x
  3. Step 3: Cross multiply
    693,045.48x = 956,410.74 × 406,570.44
  4. Step 4: Simplify right side
    693,045.48x = 388,848,335,382.53
  5. Step 5: Solve for x
    x = 388,848,335,382.53/693,045.48
  6. Step 6: Final answer
    x = 561,071.89

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