Home / 960,013.20-1,324,809.84-530,323.32

Finding the Fourth Proportional to 960,013.20, 1,324,809.84 and 530,323.32

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Solution

The fourth proportional to 960,013.20, 1,324,809.84 and 530,323.32 is: 731,841.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,013.20 : 1,324,809.84 = 530,323.32 : x
  2. Step 2: Convert to fraction form
    960,013.20/1,324,809.84 = 530,323.32/x
  3. Step 3: Cross multiply
    960,013.20x = 1,324,809.84 × 530,323.32
  4. Step 4: Simplify right side
    960,013.20x = 702,577,552,717.47
  5. Step 5: Solve for x
    x = 702,577,552,717.47/960,013.20
  6. Step 6: Final answer
    x = 731,841.55

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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.