Home / 976,325.60-1,461,637.20-696,389.60

Finding the Fourth Proportional to 976,325.60, 1,461,637.20 and 696,389.60

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Solution

The fourth proportional to 976,325.60, 1,461,637.20 and 696,389.60 is: 1,042,550.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,325.60 : 1,461,637.20 = 696,389.60 : x
  2. Step 2: Convert to fraction form
    976,325.60/1,461,637.20 = 696,389.60/x
  3. Step 3: Cross multiply
    976,325.60x = 1,461,637.20 × 696,389.60
  4. Step 4: Simplify right side
    976,325.60x = 1,017,868,945,053.12
  5. Step 5: Solve for x
    x = 1,017,868,945,053.12/976,325.60
  6. Step 6: Final answer
    x = 1,042,550.71

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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.