Home / 960,103.87-1,324,935.43-530,374.98

Finding the Fourth Proportional to 960,103.87, 1,324,935.43 and 530,374.98

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Solution

The fourth proportional to 960,103.87, 1,324,935.43 and 530,374.98 is: 731,913.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,103.87 : 1,324,935.43 = 530,374.98 : x
  2. Step 2: Convert to fraction form
    960,103.87/1,324,935.43 = 530,374.98/x
  3. Step 3: Cross multiply
    960,103.87x = 1,324,935.43 × 530,374.98
  4. Step 4: Simplify right side
    960,103.87x = 702,712,602,187.54
  5. Step 5: Solve for x
    x = 702,712,602,187.54/960,103.87
  6. Step 6: Final answer
    x = 731,913.10

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Why These Related Problems?

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