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Finding the Fourth Proportional to 706,563.23, 975,047.73 and 384,266.39

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Solution

The fourth proportional to 706,563.23, 975,047.73 and 384,266.39 is: 530,282.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,563.23 : 975,047.73 = 384,266.39 : x
  2. Step 2: Convert to fraction form
    706,563.23/975,047.73 = 384,266.39/x
  3. Step 3: Cross multiply
    706,563.23x = 975,047.73 × 384,266.39
  4. Step 4: Simplify right side
    706,563.23x = 374,678,071,284.80
  5. Step 5: Solve for x
    x = 374,678,071,284.80/706,563.23
  6. Step 6: Final answer
    x = 530,282.44

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Why These Related Problems?

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