Home / 976,389.04-1,464,817.38-407,453.66

Finding the Fourth Proportional to 976,389.04, 1,464,817.38 and 407,453.66

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Solution

The fourth proportional to 976,389.04, 1,464,817.38 and 407,453.66 is: 611,278.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,389.04 : 1,464,817.38 = 407,453.66 : x
  2. Step 2: Convert to fraction form
    976,389.04/1,464,817.38 = 407,453.66/x
  3. Step 3: Cross multiply
    976,389.04x = 1,464,817.38 × 407,453.66
  4. Step 4: Simplify right side
    976,389.04x = 596,845,202,712.61
  5. Step 5: Solve for x
    x = 596,845,202,712.61/976,389.04
  6. Step 6: Final answer
    x = 611,278.06

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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.