Home / 920,507.96-1,269,646.62-614,430.02

Finding the Fourth Proportional to 920,507.96, 1,269,646.62 and 614,430.02

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Solution

The fourth proportional to 920,507.96, 1,269,646.62 and 614,430.02 is: 847,476.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,507.96 : 1,269,646.62 = 614,430.02 : x
  2. Step 2: Convert to fraction form
    920,507.96/1,269,646.62 = 614,430.02/x
  3. Step 3: Cross multiply
    920,507.96x = 1,269,646.62 × 614,430.02
  4. Step 4: Simplify right side
    920,507.96x = 780,108,991,771.30
  5. Step 5: Solve for x
    x = 780,108,991,771.30/920,507.96
  6. Step 6: Final answer
    x = 847,476.64

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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.