Home / 959,373.05-1,439,039.81-319,723.22

Finding the Fourth Proportional to 959,373.05, 1,439,039.81 and 319,723.22

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Solution

The fourth proportional to 959,373.05, 1,439,039.81 and 319,723.22 is: 479,578.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,373.05 : 1,439,039.81 = 319,723.22 : x
  2. Step 2: Convert to fraction form
    959,373.05/1,439,039.81 = 319,723.22/x
  3. Step 3: Cross multiply
    959,373.05x = 1,439,039.81 × 319,723.22
  4. Step 4: Simplify right side
    959,373.05x = 460,094,446,158.30
  5. Step 5: Solve for x
    x = 460,094,446,158.30/959,373.05
  6. Step 6: Final answer
    x = 479,578.25

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