Home / 920,140.02-1,269,500.13-517,654.26

Finding the Fourth Proportional to 920,140.02, 1,269,500.13 and 517,654.26

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Solution

The fourth proportional to 920,140.02, 1,269,500.13 and 517,654.26 is: 714,197.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,140.02 : 1,269,500.13 = 517,654.26 : x
  2. Step 2: Convert to fraction form
    920,140.02/1,269,500.13 = 517,654.26/x
  3. Step 3: Cross multiply
    920,140.02x = 1,269,500.13 × 517,654.26
  4. Step 4: Simplify right side
    920,140.02x = 657,162,150,365.05
  5. Step 5: Solve for x
    x = 657,162,150,365.05/920,140.02
  6. Step 6: Final answer
    x = 714,197.99

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