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Finding the Fourth Proportional to 569,692.02, 786,271.67 and 328,114.41

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Solution

The fourth proportional to 569,692.02, 786,271.67 and 328,114.41 is: 452,853.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    569,692.02 : 786,271.67 = 328,114.41 : x
  2. Step 2: Convert to fraction form
    569,692.02/786,271.67 = 328,114.41/x
  3. Step 3: Cross multiply
    569,692.02x = 786,271.67 × 328,114.41
  4. Step 4: Simplify right side
    569,692.02x = 257,987,063,461.19
  5. Step 5: Solve for x
    x = 257,987,063,461.19/569,692.02
  6. Step 6: Final answer
    x = 452,853.57

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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.