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Finding the Fourth Proportional to 703,851.64, 971,692.13 and 550,564.13

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Solution

The fourth proportional to 703,851.64, 971,692.13 and 550,564.13 is: 760,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,851.64 : 971,692.13 = 550,564.13 : x
  2. Step 2: Convert to fraction form
    703,851.64/971,692.13 = 550,564.13/x
  3. Step 3: Cross multiply
    703,851.64x = 971,692.13 × 550,564.13
  4. Step 4: Simplify right side
    703,851.64x = 534,978,835,986.94
  5. Step 5: Solve for x
    x = 534,978,835,986.94/703,851.64
  6. Step 6: Final answer
    x = 760,073.30

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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.