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Finding the Fourth Proportional to 5,798,656.60, 8,697,941.70 and 1,755,136.60

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Solution

The fourth proportional to 5,798,656.60, 8,697,941.70 and 1,755,136.60 is: 2,632,691.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,798,656.60 : 8,697,941.70 = 1,755,136.60 : x
  2. Step 2: Convert to fraction form
    5,798,656.60/8,697,941.70 = 1,755,136.60/x
  3. Step 3: Cross multiply
    5,798,656.60x = 8,697,941.70 × 1,755,136.60
  4. Step 4: Simplify right side
    5,798,656.60x = 15,266,075,822,336.22
  5. Step 5: Solve for x
    x = 15,266,075,822,336.22/5,798,656.60
  6. Step 6: Final answer
    x = 2,632,691.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.